Burglar alarms ________ at any time of the day or night serve only to annoy.
A.go off B.that go off
C.that are going of D.which going off
— Why do you look so worried?
—My computer broke down and my essay ______ unfinished since.
A.had left B.has been left C.has left D.was left
Who will ______ your dog when you all go out for a holiday?
A.keep down B.look for C.attend to D.take to
A man with a big camera in his hands stopped me and asked, “Excuse me! Is there a post office around ______ I can have these posters sent to my friends?”
A.that B.which C.where D.what
—The frequent terrible coal mine accidents killed more than 1000 people in China last year.
—_______.
A.That’s the case B.Quite OK C.Certainly D.I agree
sales of cars up by 30% last year, the traffic in Beijing has become increasingly terrible.
A.As B.Since C.For D.With