all of you must keep your eyes 几个选项 a.close b.closed c.closing d.to clos

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all of you must keep your eyes 几个选项 a.close b.closed c.closing d.to clos

all of you must keep your eyes 几个选项 a.close b.closed c.closing d.to clos
all of you must keep your eyes 几个选项 a.close b.closed c.closing d.to clos

all of you must keep your eyes 几个选项 a.close b.closed c.closing d.to clos
all of you must keep your eyes 大家都闭上眼睛 这里应该选 A.close
在must后面做动词,b.closed闭着的 是形容词 c 也是闭着的 但是must后面要加动词原形 所以c和d都可以排除掉 must这里后面要加动词 所以b选项不对.
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