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He____know the answer, but I’m not sure.

A:maybe  B:may be  C:may  D:must

A: Mum, I have finished my homework .(1) ______.
B: Of course .Which is your favorite TV program ?
A: Sports .It is said there will be a wonderful football match on TV tonight .
B: (2) ______
A: A Chinese team will play against a Japanese team .
B: (3) ______
A: I’m not sure . Ball games are usually shown on Channel 8.
B: (4) ______
A:Well , it must be on Channel 6 then . Try that .
B: Here it is .(5) ______ Let’s watch it together .
A: That’s all right.

— Is Mr. Smith driving here?

   —I’m not sure. He ______ come by subway.

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

---Sun Yang is a great pride of China.  ---________ He is my hero too.

A. I’m not sure.         B. That’s a good idea.        C. I agree.                  D. I disagree

根據(jù)對話內(nèi)容，在空格中填寫一個句子，使對話完整、正確。

A: Good morning, Miss Lin.

B: Hi, Liu Xing. 1________________________?

A: I’ve just been to the English Corner.

B: Really? That’s great! Did you talk with our

foreign teacher Mark?

A: 2________________________. But I’m not sure

if he understood me.

B: No problem. 3________________________？

A: He said I needed more practice. But 4. ________________________________________.

B: Take it easy! Everyone makes mistakes at the beginning. You should believe in yourself.

A: But do you think they like to talk with us beginners?

B: Yes, unless they are busy.

A: Well, could you help me with my oral English?

B:5________________________. You can come to me at any time.