He said he _______________(write) a report since two o’clock that morning.
A. had been writing
B. have been writing
C. had written
D. was written
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You will feel better after you __________a while.
A. rested
B. would rest
C. have rested
D. is tested
He'll return the book to you as soon as he____________.
A. will finish it
B. finished it
C. has finished it
D. has been finished it
You will never forget it once you __________it properly.
A. learnt
B. have learned
C. will learn
D. learn
The manager wants to know if they _________ our letter yet.
A. have answered
B. answered
C. will answer
D. has answered
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