Many people are waiting(等) for the train. Some are reading newspapers and some are saying goodbye to their friends. Dr. Wang, Mr. Li and Mr. Chen are talking happily that they don't know the train is going to leave. Then the conductor(列车员)calls out:“The train is going to leave. Hurry up, please!”The three men hear the conductor and two of them jump onto the train quickly before it moves. One is left behind. It is Dr. Wang. He looks very sad. The conductor comes to him and says:“Don't feel sad, the next train will come in a minute.”“I know,”Dr. Wang says,“but it is my train. My friends only come to say goodbye to me.”

(1) The three men don't know the train is leaving because ____.

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A. they are enjoying their talking

B. they are reading newspapers

C. they are talking to the conductor

D. they think that the train isn't theirs

(2) The conductor called loudly because he wanted people ____.

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A. to be careful

B. to know the train was coming

C. to know the train was leaving

D. to stop getting on the train

(3) Dr. Wang was sad because ____.

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A. he should be on the train but (而不是) not his friends

B. he couldn't see his friends again

C. his friends didn't let him get on

D. the conductor told him something sad

(4) The conductor ____, so he told Dr. Wang not to be sad.

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A. thought Dr. Wang's friends would come soon

B. thought Dr. Wang's friends shouldn't get on the train

C. knew the next train would come soon

D. knew Dr. Wang very well

(5) Which of the following is right?

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A. Mr. Chen came to say goodbye to Mr. Wang and Mr. Li.

B. Dr. Wang was sad because the conductor told him that the next train would come in a minute.

C. Mr. Li and Mr. Chen took the train for work.

D. Mr. Li and Mr. Chen jumped onto the train without thinking.