1) If you heat ice, it_________ a) melt b) melts c) melting d) melted 2) Water boils if it ______ to 100°C. a) heat b) heated c) heats d) heating 3) If it rains tomorrow, we ______ at home. a) stay b) stayed c) will stay d) would stay  4) If she studies hard, she ______ the exam. a) passes b) will pass c) passed d) would pass 5) If I had wings, I ______ fly. a) will b) would c) can d) could have 6) If they were here, they ______ help us. a) will b) would c) would have d) had 7) If I were you, I ______ apologize. a) will b) would c) can d) am 8) If he ______ more money, he would buy a car a) has b) had c) having d) have 9) If she had known the truth, she ______ angry. a) would be b) will be c) would have been d) was 10) If they had left earlier, they ______ the train. a) catch b) will catch c) would catch d) would have caught 11) Plants die if they ______ water. a) don't get  b) didn't get  c) won't get d) wouldn't get 12) If you press the button, the machine ______. a) start b) starts c) will started d) would start 13) If I see her, I ______ her your message. a) tell b) told c) will tell d) would tell 14) If he were taller, he ______ play basketball better. a) will b) would c) can d) is 15) If I had studied harder, I ______ the test. a) will pass b) pass c) would have passed d) would pass 16) If she ______ earlier, she wouldn’t be late. a) leave b) left c) had left d) leaves  17) If you mix red and blue, you ______ purple. a) get b) got c) will get d) would get 18) If they call me, I ______ them back. a) will call b) would call c) called d) calling 19) If I ______ enough money, I would have bought that laptop. a) have b) had c) had had d) will have 20) If the weather had been good, we ______ to the beach. a) go b) went c) would go d) would have gone

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