The train __ for five minutes by the time we got there.
----Help yourself to some apples and grapes, please. ----_____.
The teacher as well as a number of students____to attend the party yesterday.
Miss Wilson, whose parents are____ working in China, is studying in Peking University now.
---What do you think worries him so much? ----____.
Someone must have taken it away this morning, ____?