A. are forgetting B. forget C. will forget D. forgot
A. visited B. have visited C. ad visited D. am visiting
A. will finish B. finish C. had finished D. finished
A. will buy B. had bough C. would buy D. bought
A. had gone B. was going C. has gone D. will go
A. have built B. will build C. will have built D. are to build
A. come out B. came out C. have come out D. will come out
A. don’t think B. didn’t think C. think not D. not think
A. climbed B. climb C. have climbed D. will be climbing
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