With a local guide _____the way,they had no trouble _____out of the forest.
A.leading;walk | B.led;walk | C.leading;walking | D.leads;walking |
This is the best way ______ I have thought of ______ the problem.
A.that; solving | B.in which; solving |
C.which; to solve | D./; to solve |
Particular attention must be paid ______ welfare, especially in the poor area.
A.develop | B.to develop | C.to developing | D.developing |
At this time tomorrow ______ over the Atlantic.
A.we’re going to fly | B.we’ll fly |
C.we’ll be flying | D.we’re to fly |
—That must have been a lot of work.
—Yeah, it us three days to finish it.
A.takes | B.had taken | C.took | D.was taking |
______ many times, he finally understood it.
A.Told | B.Telling | C.Having told | D.Having been told |