【Cleanersdo().TheykeepourcitycleanandtidyAanimportantworkBaimportantjobCimportantworkDimportantjob】
2021-12-24 45次 反馈错误 加入收藏 正确率 : 100%
题目内容：
Cleaners do ( ).They keep our city clean and tidy A an important work
B a important job C important work D important job
优质解答
选C
A项：work为不可数名词,前面不要冠词
B项:important 前应用an
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