ZXA10 C220（V1.1.1）设备目前支持的机框类型有（）。
A.A型机框
B.B型机框
C.C型机框
D.D型机框
参考答案：A, B
The lecture was called off five minutes before it was supposed to start,________made the audience angry.[ ]
A. what
B. that
C. when
D. which
苦杏仁苷属于（）
A.醇苷
B.酯苷
C.酚苷
D.氰苷
E.吲哚苷
