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题型：单选题题类：易错题难易度：普通

While watching television, ____.

A、the doorbell rang B、we heard the doorbell ring C、there was someone knocking at the door D、the doorbell was ringing

举一反三

________ hard all day, I went to bed at 8 o'clock.

_____of the danger in the street, she had to go home with a friend ______ her.

There's a man at the reception desk who seems very angry and I think he means {#blank#}1{#/blank#} (make) trouble.

She pretended _____ me when I passed.

{#blank#}1{#/blank#} (consider) the surroundings, we made a few adjustments to the plan.

Some 76,300 high school students went abroad for their education, 23 percent of all the Chinese students studying abroad.

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