Those boys didn’t start the work ________ their teacher came back.
| A．until | B．while |
| C．as soon as | D．if |
—Would you mind looking after my dog while I’m on vacation?
—___________.
A.Of course not
B.Yes,I’d be happy to
C.Not at all ,I have no time
They spent as many hours as they could ___their lessons.
A.study
B. to study
C. studying
He has to eat lunch at school ,________he ?
A.hasn’t B.does C.doesn’t
—How long ________you ________Kate?
—For two years.
A.have ;been married to
B.have ;got married
C.did ;marry
The paper isn’t big enough .Please give me a bigger________.
A.one B.piece C. Paper