采取“预收利息法”的国际贸易融资产品是（）
A.进口押汇，
B.进口汇出款融资，
C.出口押汇，
D.出口发票融资。
参考答案：C
I heard Susan surprised her teacher by working hard. Yes,（）
A.her teacher worked hard.
B.Susan worked hard.
C.the teacher was surprising.
D.Susan was surprised.
根据GB18218-2000《重大危险源辨识》的规定，汽油属于（）。
A.爆炸性物质
B.易燃性物质
C.活性化学物质
D.有毒物质
