兼有肠道内外抗阿米巴病作用的药是
A．氯喹
B．巴龙霉素
C．甲硝唑
D．二氯尼特
E．双碘喹啉
参考答案：C
–When and where shall we meet?
-We _______ meet at the station at four this afternoon.
A．are to
B．are about to
C．are going
D．should
（）途径可以切去任何造成DNA双螺旋大片段改变的DNA损伤。
