203. Hawks eat more field _____ than _____ . We should take good care of them and not kill them

A. mouse… Chicken    B. mice… chicken    C. mouse… Chickens   D. mice… Chickens

183. Hearing the funny speech given by the famous professor, all of us burst into _____.

A. laughed                B. laughter                C. laughing               D. Laugh

163. James was weak from a long _____ . I think he should have good rest and enough nutrition(營養(yǎng)).

A. disease                  B. sickness                 C. illness                  D. Unhappiness

143. We often hear the old man sighed with feeling “The younger        don't know what hard work it is!”

A. girls                   B. boys                  C. generation                   D. Parents

123. I know you don't like that guy (家伙) , but you could make a(n) ____to be polite.

A. try                       B. effort                          C. hard                     D. Effect

103. The activity is called "saving the earth" which refers to more reduction of ____ caused to the world by freon (氟里昂)of refrigerators.

A. hurt                     B. harm                   C. destroy                 D. Damage

83. He is getting older and older, perhaps into his second       , playing with his grandson’s toy trains all day long.

A.childish                B. child                   C. boy                       D. Childhood

63. He was elected_______of the football team last year.

A.a captain              B. the captain           C. captain                   D. Captains

43. A ____ in the hand is worth two in the bush. (prov.)

A. bird                       B. pigeon                  C. eagle                   D. Sparrow

23. Every Monday morning, all the teachers and students in our school stand at ____ as our national flag is raised.

A. attention                B. attentions                 C. at ease                      D. Attentively