Grammar 
1- If the bark is badly damaged, the tree ………….. 
a-died                b-dies               c-would die                          d-die 
2-You ……………… the rings if you cut the tree down
a-seen               b-saw                c-will see                        d-would see 
3-If it is cold this month , our plants ……………….
a-die                b-will die                c-would die                    b-had died 
4-If it ………….. cold, our plants would die.
a-is              b-had been                       c-was                                   d-had 
5-- If those goats eat the bark on my trees, the trees …………. 
a-die               b- would die               c- have died                       d- will die 
6- If water freezes, it...............into ice. 
a-will turn           b-would turn          c- turns                    d-turned 
7-If people hadn't grown enough food, they...............ill. 
a-will become                  b- would become                c- become                d -would have become
8-If it went on raining for much longer, the river …………….. 
a-will flood                  b-would flood               c-would have flooded                     d-floods 
9- If the farmer's fields get very dry this summer, he...............them. 
a- irrigates                   b- will irrigate                c- would irrigate                 d- would have irrigate 
10-if you heat ice, it…………………….. 
a-would melt                 b-melted                 c-melts                          d-will melt 
11-If there is a sandstorm tonight, the town …………. full of sand tomorrow. 
a-is                     b-would be                   c-will be                              d-would have been 
12-If you mix yellow and blue, you…………..green
a-would get                 b-got            c-will get                      d-get 
13-If you heat water, it …………….. 
a-will boil               b-would boil                c- boils                       d-boiled
14-If I read in bed, I …………. asleep. It’s a habit.
a-could fall              b-fall                  c-falling                          d-would fail 
15-Tarek is ill. If he’s better tomorrow, he…………..to school. 
a-will come            b-would come               c-comes                           d-come 
16-If I were rich, I ……………… a palace!
a-would have built               b-would build             c-will built                          d-built
17-If Egypt had a lot of rain, it ……………. a lot more trees. 
a-might have                    b-will have                c-had had                        d-may have 
18-If you had gone to the sports club, you ……………………… Ali. 
a-could see                 b-will see                 c-saw                         d-would have seen 
19-If scientists study the rings of trees, they …….. information about our climate in the past.
a-would find                      b-would have found               c-can find                              d-found 
20-If there was not much rain in a year, the rings in a tree ……….. close together.
a-will be                    b-would be                        c -can be                                     d-would have been 
I21-f a tree has deep roots, it ……………. over in strong winds. 
a-won't fall                           b-couldn't fall                c-didn't fall               d-wouldn't have fallen
22-If the bark of a tree was destroyed, the tree ............... 
a-will die                    b-dies                    c-would die                                  d -would have died 
23-If you pick those apples now, they ………….. very sweet. 
a-won't taste                   b-doesn't taste                c-wouldn't taste                  d-didn't taste 
24-Water …………….. if the temperature is zero or below 
a-would freeze                    b-freezes                      c-can freeze                        d-will freeze 
25-I …………….a headache if I spend too long on the computer 
a-could get                       b-will get                       c-get                                   d-would get 
26-If she trains hard, she ………….. next week’s race 
a-wins                     b-would win                 c-will win                           d-win 
27-if you practise a sport, you……………better at it. 
a-could get                 b-will get                   c-get                    d-would get 
28-if you practise a sport, you……………in the sports team. 
a- get                        b-will get                    c-would have got                            d-would get 
29-If you read quickly, you ……….. quickly too. 
a-learn                b-learned                    c-would learn                             d-might learn 
30-If you read quickly, you ……….the book by tomorrow. 
a-would finish               b-will finish                        c-finish                            d-would have finished 
31- If you can't dictate your conditions, you............ negotiate. 
a- will              b- should                     c- need                          d- ought 
32- If there's a lot of rain during the year, the rings...............quite wide.
a- are                  b- would be               c- will be                      d- shall be 
33- If you watch too much television, you……………….. your eyes. pt 
a will damage                 b would damage                c won’t damage                    d would have damaged 
34- If you…………… red and green paint, you get brown paint. pt 
a mixed                b will mix                    c had mixed                              d mix 
35- If Ahmed had read that book, he…………. what happened at the end. pt 
a knew                    b will know                  c would know                        d would have known 
36- If I went to London, I………….. my English every day! 
a would have practised                 b will practice                c would practise               d practise 
37-I won’t go to the park if you………….. with me. pt 
a not come               b don’t come               c didn’t come                         d hadn’t come 
38- Hassan has worked hard for the test. I’ll be surprised if he………………. pt 
a doesn’t pass                     b isn’t passing                   c hadn’t passed                  d won’t pass
39- If I went to Australia, I…………… my cousins. pt 
a will see                   b saw                   c would see                        d had seen 
40- Adel……………. bought that phone if it hadn’t been so expensive. pt
a might                   b might have                      c will have                             d had