Tony usually gets up.A. at six thirtyB. at thirty sixC. on six thirtyD. on thirty six

Tony usually gets up .
A. at six thirty
B. at thirty six
C. on six thirty
D. on thirty six

(答案→)A. at six thirtyB. at thirty sixC. on six thirtyD. on thirty six解析：考查介词及时间的表示法。1、介词at要与具体时间点连用，如：几点钟，几点几分等；on则与具体哪一天连用，如：星期一，几月几号等。2、时间可以用顺读法，即：时+分；也可用逆读法，即：分+past\to+时。故选A。

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