20．As the light turned green, I stood for a moment, not ________, and asked myself what I was going to do.

　　　 A．moved　　　　　　　　 B．moving　　　　　　　　 C．to move　　　　　　　 D．being moved

19．-May I take your order now?　　　　　　　　　　

-______.

　　　 A．Yes, I’d like a dish of fish 　　　　　　　　　 B．No, my affairs are in order

　　　 C．Yes, we must obey orders 　　　　　　　　　 D．No, it isn’t my order　

18．We were all surprised when he made it clear that he ______ office soon.

　　　 A．leaves　　　　　　　　 B．left　　　　　　　　　　　 C．would leave　　　　 D．had left

17．Many new_______ will be opened up in the future for those with a university degree.

　　　 A．realities　　　　　　　 B．necessities　　　　　 C．probabilities　　　　 D．opportunities

16．Most birds find it safe to sleep in the trees, but ________ they have eggs or young chicks, they don’t use a nest.

　　 A．why　　　　　　　　　　 B．how　　　　　　　　　　 C．where　　　　　　　　 D．unless

15．---It’s getting dark, but Mr. Johnson is still at his office.

　 　---No surprise. Who else can ______ he does?

　　　 A．do less work than　　 　　　　　　　　　　　　 B．work as hardly as

　　　 C．work as hard as　 　　　　　　　　　　　　　　 D．be working hardly like

14．Since David ________ downloaded a virus into his computer, he can not open the file now.

　　 A．readily　　　　　　　　 B．accidentally　　　　　 C．horribly　　　　　　　 D．irregularly

13．---How often do you eat out?

　　 ---________ ， but usually once a week.

A．Have no idea　　　　 　　　　　　　　　　　　　　　　 B．As usual

C．It depends　　　　　　　　　　　　　　　　　　　　　 D．Generally speaking

12．Mrs. White is supposed ______ for China last week.

　　　 A．to have left　　　　　 B．to be leaving 　　　 C．to leave　　　　　　　 D．to have been left

11．-Mr. Smith, ______ he have all these letters typed for you right away?　　

-He ______. They should be ready by 10 o’clock this morning.

　　　 A．will; must 　　　　　 B．shall; has to　 　　　 C．need; will　 　　　 D．would; ought to