If water is frozen, it _______. A. expand B. expandes C. can expand D. expands

Everything should be all right now but, of course, call us again if ______ too noisy in the hall. A. it will get B. there is C. it is D. there would be

Rewrite: if we don't contaminate the environment, the world will be much cleaner. --> Unless

Should he _______ prime minister, he will give money to the poor. A. to become B. becomes C. can become D. become

If eating disorders ______ properly, they can be fatal. A. aren't treating B. aren't treated C. weren't treated D. don't treat

Error identification He can pass the exam if he studied hard. A. pass B. the exam C. studied D. hard

If she ______ up late yesterday, she ______ so tired now. A. stayed/would be B. didn't stay/ wouldn't be C. hadn't stayed/ wouldn't be D. hadn't stayed/ wouldn't have been

If you had caught the bus, you ______ late for work. A. wouldn't have been B. would have been C. wouldn't be D. would be

Error identification If we have time in the weekend, we will come to see you. A. have B. in C. will come D. to see

Rewrite: If it hadn't been for the news, the world wouldn't have been so chaotic. --> But for