Mrs. Black found her husband ________ a tall building and ________ very worried.
A.entering; looked B.enter; looked C.entering; looking D.enter; looking
—Hello, may I know how much you ________ for your services?
—Well, the first costs $ 100 while the other two are free.
A.charge B.stand C.hunt D.ask
The manager of the company told us that very little use was ________ the waste in the past.
A.concerned about B.made of C.sorted out D.dealt with
—I wonder how often you will clean up your room by yourself.
—________ other day.
A.In B.Every C.For D.Each
—Who are you going to have ________ this letter for you?
—My secretary.
A.to post B.posted C.post D.posting
How lucky! The boy had a ________ escape when he ran across the road in front of the bus.
A.fine B.short C.close D.narrow