.
If this computer does not give complete satisfaction, please return it to the maker stating when and where it was ________.
A.designed | B.operated | C.purchased | D.made |
We entered the café and sat down by the window, waiting ________.
A.to serve | B.to be served |
C.serving | D.served |
With so many exercises ________, the students are having a hard time.
A.finished | B.finishing |
C.to finish | D.being finishing |
Whom do you expect to have ________ the baggage to the airport?
A.deliver | B.to deliver |
C.delivered | D.delivering |
The airport is far from here, and ________ there on time, you'd better take a taxi.
A.get | B.to get |
C.getting | D.got |
The old couple walked rather slowly, and could be seen, from time to time, to stop and rest, ________ out to sea.
A.to be staring | B.stared |
C.having stared | D.staring |