抗滴虫药（）。
A．甲硝唑
B．枸橼酸乙胺嗪
C．磷酸氯喹
D．吡喹酮
参考答案：A
— do you go to work? —By bus.[ ]
A. Where
B. How
C. What
句型转换。
1. I have many friends here. (同义句)
I have ________ ________ friends here.
2. They like baseball. (对画线部分提问)
________ ________ they like?
3. David likes Chinese books? (对画线部分提问)
________ ________ David ________?
