79.【解析】late---later。

80.【解析】seemed后加to。seem to do是固定搭配。

81.【解析】second

→seconds。second此处是“秒”的意思。

82.【解析】excite→excitedly。用副词修饰cheering。

83.【解析】has→had。因since从句的谓语动词早于looked at这个动作，所以since从句应用过去完成时。

84.【解析】ask---asked。

85.【解析】what改为which强调哪一个。

B篇短文改错：

March 22nd, Tuesday Cloudy

I watch TV until nearly 12 o’clock, so I could not go over my lessons. This morning I got up

watched

very late that I had to hurry to school without breakfast. Yet I was late for the first class. When I

so

entered the classroom, the maths teacher also had to stop explaining an important problem, and

all the eyes fixed upon me. My face turned red. Something even bad happened on me in the

were worse to

English class. The teacher asked me to recite the text, but I could speak nothing but sorry, because

say

I did not spend any times preparing my lessons. The teacher looked at me coldly. I stood at my

time

bench, not dare to raise my head. What a terrible day I had! I will never do something like this

daring anything

again.

c篇短文改错：

How an unbelievable scene! A modern young couple were eating fruit in public and had

What

thrown a plenty of waste on the ground. When an old cleaner came to clean up, the man wasvery angry. He points at the cleaner, saying in a loud voice,” How impolite ! They haven’t

pointed We

finished eating ! ” “How could people behave such badly ?” I thought. Obvious, in their

so Obviously

eyes, they could do all that they liked and ignore other’s feelings. In my opinion, we should pay

others’

attention ∧ our behavior, obey public rules and respect other people’s work. We should know that

to

civilized people are those who has good manners but a beautiful mind all the time.

haveand

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