—Have you solved your problem?—I've kept on thinking about that matter , but I have had no idea.

题型：单选题题类：常考题难易度：普通

江苏省姜堰市2017-2018学年八年级下学期英语期末考试试题（含小段音频）

—Have you solved your problem?

—I've kept on thinking about that matter , but I have had no idea.

A、at times B、some time C、at a time D、all the time

举一反三

trust，bright，glue，stick

—________．It is really cold outside today.

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