(单选题)13: “What happened in that new area?” “New houses ______ recently over there.” A: are built B: build C: have built D: have been built ...

(单选题)7: The use of radar as well as the two-way radio ______ for the police to intercept most speeders. A: make it possible B: makes it possible C: makes possible D: make it a possibility ...

(单选题)1: I’m sorry, but I had no alternative. I simply ______ what I did. A: must do B: had to do C: ought to have done D: have to do ...

(单选题)29: Whoever ______ a full night’s sleep will be more than rewarded in heightened productivity, creativity and focus. A: invests at B: invests in C: invests by D: invests with ...

(单选题)23: In Britain, and on the Continent too, the Japanese are viewed _______ a threat to domestic industries. A: like B: as C: with D: for ...

(单选题)27: Please answer the phone. It ______ be by your father. If it is, would you tell that I want to see him? A: will B: should C: would D: could ...

(单选题)37: The No.8 bus ______ to Chengdu college of Geology, and not to Sichuan University. A: are gone B: is being gone C: goes D: are going ...

(单选题)31: The train is running fifty miles ______. A: an hour B: one hour C: the hour D: a hour ...

(单选题)25: The city assigned a policeman to the school crossing because ______ traffic there was so heavy. A: a B: an C: the D: one ...

(单选题)19: She was operated a month ago but now she was ______. A: very good B: very well C: healthy D: good conditioned ...