No matter how________, it is not necessarily lifeless.

A. a desert may be dry                                        B. dry a desert may be

C. may a desert be dry                                        D. dry may a desert be

------What game is popular with them?

-------- The________ most is tennis.

A. game they like it                                             B. best game they like

C. best game they like it                                   D. game they like

------What do you think made Mary so upset?

-------- _________her new bicycle.

A. As she lost       B. Lost                  C. Losing                 D. Because of losing

Was it in 1997______he was still at middle school_______ this boy became an expert at computer?

A. that; where        B. when; where

C. in which; in which     D. when; that

He felt______ duty to work for human rights and progress.

A. it his                  B. his                                C. that is a            D. it is his

“ Have you ever been to Beijing?”  “No, but I wish I________.”

A. have                   B. will                     C. do                                D. had

Why________ you always leave your dirty clothes in the bedroom?

A. need                 B. must                C. can                               D. shall

------What do you think of the opinion?

------ None has given me______ piece of advice.

A. a better           B. the better         C. a best                 D. the best

------Have you telephoned your father? ------- Yes. He ______back next year.

A. is expected       B. expects

C. will expect         D. will be expected

The young engineer sat down on a rock and rested his head in his hands. He would never get home; it was   36   . For weeks he had been   37  in the Northwest Canadian forest. Now there was a terrible   38   behind his eyes, and   39   of all, he had gone blind.

Suddenly a man  40  out of the woods, an Indian who had been hunting in the area. Seeing the engineer's  41   , he caught a fish in a nearby   42   and fed the sick man the  43   of the fish and some flesh from its head.  44   within a few hours the engineer's pain was   45   . A day later he could  46  again, and the next day he had  47  recovered.

When he returned home, the engineer told the  48   to Dr Price.   49   years later did it become a(n)   50  fact that this was just an everyday lifeguard doing its work. For what the engineer did, by eating fish eyes, was to   51  vitamin (?????).

Vitamin A's biggest job is to keep the eyes   52  . Without Vitamin A, people and animals get night blindness and other eye problems. Without Vitamin A, people can even be totally blind. Vitamin A helps to keep the skin in good   53  . A also helps  54  bones and teeth and has something to do with proper   55   of blood cells.

1.A. hopeless                        B. useless                  C. careless               D. timeless

2.A. lost                                 B. losing                     C. hunting                D. working

3.A. disaster                          B. illness                    C. pain             D. heat

4.A. good                               B. bad               C. best             D. worst

5.A. reached                         B. appeared     C. hid                        D. watched

6.A. starvation                      B. trouble                  C. reality                   D. situation

7.A. pond                              B. stream                   C. place                    D. sea

8.A. tail                                  B. skin               C. eyes                      D. bone

9.A. Possibly                 B. Immediately          C. Fortunately          D. Surprisingly

10.A. gone                        B. shown                  C. settled                  D. disappeared

11.A. speak                       B. see                        C. walk                      D. work

12.A. completely              B. naturally               C. partly                     D. physically

13.A. news                        B. result                    C. secret                   D. story

14.A. Unless                               B. After                     C. Not until     D. When

15.A. recognized              B. accepted              C. solved                   D. explained

16.A. keep                        B. bring                     C. take             D. try

17.A. working                       B. rolling                    C. moving                 D. going

18.A. place                        B. order                    C. shape                   D. sense

19.A. from                         B. by                          C. about                    D. with

20.A. type                         B. growth                 C. choice                  D. size