题目内容
18.The water in the fish tank should be changed at regular intervals.( )| A. | always | B. | sometimes | C. | regularly | D. | never |
分析 鱼缸的水应该定期更换.
解答 答案:C
A 总是;B 有时;C 定期地;D 从不.根据句意"鱼缸的水应该定期更换."可知,"at regular intervals"意为"定期",故答案为C
点评 这道题考查的是同义词、近义词的辨析,要根据句意判断出划线词语的意思,然后根据选项选出正确答案.
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