外景拍摄时必需配备的设备和配件包括（）.
A.摄像机
B.磁带
C.电池
D.充电器
参考答案：A, B, C, D
—Listen! Is that Kate singing in the room?
—No. It _____ be Kate. She hasn't been back from Beijing yet. [ ]
A. must
B. can't
C. mustn't
仅用于止咳的非处方药是（）.
A．对乙酰氨基酚
B．面洛芬
C．西咪替丁
D．氢化可的松
E．氢溴酸右美沙芬
