He is ________ at maths ________ any other student.

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Will you please ________ who ________ the stolen bicycle that day?

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Look! What's in his ________ hand?

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The bike isn't ________ . It doesn't belong to ________.

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When I entered the hall, I didn't know ________ of the people there.

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The thief ________ off the train when it ________.

[　　]

A．was jumping, was still moving

B．jumped, was still moving

C．jumped, still moved

D．was jumping, still moved

At first, I introduced ________ to them. Then we began to chat.

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I was taking a shower ________ someone knocked at my door.

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At the beginning, the talk was ________ , but after a while, we all felt ________.

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The man ________ in charge of the conference ________ from the U. K.

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