What ______ public is concerned about is whether medical workers and scientists will be able to find_____cure for this new disease in a short time.
| A．不填;不填 | B．不填;the | C．the;不填 | D．the;a |
— Hi, Tom．Any idea where Mary is? ．
一 She ______in the reading room．I saw her there just now．
| A．shall be | B．should have been |
| C．should be | D．might have been |
Mr. Lee, who _______ as a carpenter for over 10 years, is now a very famous statesman in this country.
| A．has worked | B．had worked | C．worked | D．works |
— Can I use the telephone on the table, sir?
一 Under no circumstances ____to 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 |
Though there was a heavy rain and terrible thunderstorm, the children slept _____all night.
| A．quickly | B．quietly | C．deeply | D．soundly |
We may find that learning a foreign language does not have to be ______learning our mother tongue, but can in fact be as easy.
| A．twice harder as | B．as twice hard as | C．twice as hard as | D．as twice hard |