Aunt LI has arrived.Do you expect __ to pay her a visit?
A.going | B.go | C.to go | D.that you go |
It is said that in Australia there is more land than the government knows _______.
A.it what to do with | B.what to do it with |
C.what to do with it | D.to do what with it |
The research is so designed that once _______ nothing can be done to change it.
A.begins | B.having begun | C.beginning | D.begun |
Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it.
A.to see | B.to be seen | C.seeing | D.seen |
_______ such heavy pollution already, it may now be too late to clean up the river.
A.Having suffered | B.Suffering | C.To suffer | D.Suffered |
Robert is said _______ abroad, but I don’t know what country he studied in.
A.to have studied | B.to study |
C.to be studying | D.to have been studying |