According to a recent US survey, children spent up to 25 hours a week______TV.

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问题 According to a recent US survey, children spent up to 25 hours a week______TV.

选项 A、to watch
B、watching
C、watch
D、watched

答案B

解析 本句意为:根据美国最新调查,儿童每周看电视的时间高达25个小时。spend…(in)doing sth.“花费…做某事”。
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