It was quite a long time ______ he really realized the serious situation.
A.since | B.when | C.after | D.before |
The shy girl sat there, ___ say anything.
A.dare not | B.not daring to | C.not daring | D.didn’t dare |
They look forward to ___ China once again.
A.visited | B.visit | C.visiting | D.visiting to |
These books are not allowed ___ away.
A.to take | B.take | C.taking | D.to be taken |
Many new houses are said ___ already.
A.have built | B.to build | C.to be built | D.to have been built |
___ in very good spirits, he worked harder than before.
A.have built | B.to build | C.to be built | D.to have been built |