The two men talked in a low voice, ____nobody heard what they were saying.
| A．so that | B．as if | C．because | D．when |
It was ordered that all the soldiers ____ to the front．
| A．should send | B．must be sent | C．be sent | D．must go |
---Can I use the telephone on the table, sir?
---Under no circumstancesto use the telephone in the office for personal affairs.
| A．anyone is allowed | B．nobody is allowed |
| C．is anyone allowed | D．is nobody allowed |
---I was riding along the street and all of a sudden, a car cut in and knocked me down.
---You can never becareful in the street.
| A．much | B．very | C．so | D．too |
The questionnaire won’t take long, ___________ five to ten minutes.
| A．apparently | B．approximately | C．appropriately | D．precisely |
–I want to make a kite to fly.
-- __________ You can easily buy one on the market.
| A．Why not? | B．Good idea. | C．Why bother? | D．No way! |