国境卫生检疫机关根据国家规定的卫生标准，对国境口岸的卫生状况和停留在国境口岸的入境、出境的交通工具的卫生状况实施卫生监督。 ( )
查看答案
25（）
A. yet
B. before
C. too
D. already
In fact Mrs. Smith （）what the man had said.
A. understood
B. was puzzled about
C. was glad to hear
D. didn’t understand
The letters MIS stood for（）
A. Missing Infantry Soldiers
B. Military Intelligence Service
C. Military Intelligence Soldiers
D. Military Infamy Service
微信支付 
支付宝支付