What does the underlined word“dig”in paragraph 2 mean．?-考呗网

公共英语二级

单选题 What does the underlined word“dig”in paragraph 2 mean．?

A．make a hole in
B．work hard on
C．research into
D．be fond of

【精析】词义题。题干意为“第二段画线单词dig是什么意思?”依据第二段推测是让学生去找些自己感兴趣的事情去做，可以得知是D。

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What’s the best way of taking classes?

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3回答题
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How do dogs bring happiness and health to humans according to the author?

A．By doing funny tricks．
B．By keeping humans busy.
C．By serving their owners．
D．By playing with their owners.

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