By the time we.... the letter, Tom.... for Paris.
A.receive / will have left
B.had received / left
C.have received / will left
D.received / leaves

By this time tomorrow, we.... on the beach of Hawaii, where we.... before.
A.are going to lie / are never
B.have been lying / will never be
C.will be lying / have never been
D.are lying / were never

Last time the doctor________ that she______ .
A.suggested - not smoke
B.suggested - should not smoked
C.suggested - did not smoke
D.have suggested - should not smoke

It is important that _________.
A.an exact record to be kept
B.an exact record should be kept
C.to keep an exact record
D.keeping an exact record

His father left New York. The doctor suggested he______there.
A.not stayed
B.won’t stay
C.not stay
D.not go to stay

Congress has decreed that the gasoline tax_________ .
A.should abolished
B.should abolish
C.be abolished
D.is abolished

It is imperative that this letter ________ immediately.
A.were sent
B.sent
C.was sent
D.be sent

It was essential that we________ the lease before the end of the month.
A.sign
B.signed
C.had signed
D.were signing

Look! There are a lot of clouds! It.... soon.
A.is going to rain
B.has been raining
C.will be raining
D.will have rained

For the last hundred years, traveling.... much easier and very comfortable. Now you.... from New York to Los Angeles in a matter of hours.
A.becomes / fly
B.had become / flew
C.will have become / will fly
D.has become / can fly