在贷款担保中，借款人将其动产交由债权人占有的方式属于( )。
A．保证B．抵押C．质押D．定金
参考答案：C
贝壳、甲壳、化石等类药物入汤剂的用法是一般需（）。
A.先煎
B.后下
C.布包煎
D.另煎
E.烊化兑服
Is that the reason ________he explained to all at the meeting for his carelessness in his work? Actually we think he is a man who is hard ________ himself especially in work.
A．that; on
B．what; with
C．why; at
D．which; to
