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        1. 【題目】Chatting online can be _____fun, but kids must be sure they stay safe on _____web.

          A. 不填; the B. a; the

          C. 不填; a D. a; a

          【答案】A

          【解析】

          考查冠詞。句意:網(wǎng)上聊天可能很有趣,但是必須確保孩子們?cè)诰W(wǎng)上安全。第一個(gè)空fun是形容詞,用作be動(dòng)詞后的表語,不用冠詞;on the web是固定短語,意思是在互聯(lián)網(wǎng)上,所以第二個(gè)空填定冠詞the,故選A。

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