charge
A.machine | B.stomach | C.achievement | D.technology |
Children’s brains cannot develop properly _________ they lack protein.
A.because | B.since |
C.when | D.unless |
We all write ____________ even when there's not much to say.
A.now and then | B.by and by |
C.step by step | D.more or less. |
Experts and teachers all think that failure is not __________ a bad thing to some extent.
A.greatly | B.necessarily |
C.definitely | D.fully |
---What do you think about the measures taken to prevent _________ global warming?
--- On __________ whole, they are good.
A.the; a | B.the; the |
C.不填; a | D.不填; the |
---Shall we go out for a meal tonight?
---__________. We haven’t been out for ages.
A.No bother | B.That’s all right |
C.Not really | D.I’d love to |