白果（）
A．栓剂
B．合剂
C．糖浆剂
D．胶囊剂
E．露剂
参考答案：B
How dirty your room is! You must .[ ]
A. clean up it
B. clean them up
C. clean it up
D. do some cleanings
The next train to Beijing is（）to arrive at a.m.
A.due
B.sure
C.early
D.late
