题目内容
7．There are not enoughbenches （长椅）here．We need 20more．分析 这里没有足够的长椅，我们还需要20个．
解答 答案：benches．考查名词复数．句意"这里没有足够的长椅，我们还需要20个．"．根据提示"长椅"bench，名词形式．there be句型，"有"的意思，be动词单复数与临近主语单复数一致．由there are，可知应该用复数，以s，x，sh，ch结尾的名词，复数形式要加es．因此答案是benches．
点评 翻译填空类型题要充分理解句意，再根据中文提示完成试题，注意时态，单复数，词性等变化．
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