单项选择题
He turned his pockets（）out in search of his tickets.
A.insideB.outsideC.inD.in and
单项选择题 The reason（）we should study English is very clear.
单项选择题 Gold，more than any other rare metal，（）in price recently.
未知题型 日本秘书发现自己工作中的错误或失败时，其正确的做法有()
