旋毛虫检查时取左右膈脚各()克左右,与胴体编号一致,撕去肌膜,感官检查后镜检。
A、5
B、10
C、20
D、30
参考答案:D
Do you know the man calling? —No. It’s _____ Mr. Smith. Do you accept ______charges?
A.the; the
B.a; the
C.a; /
D./; the
You'll have to shout ____her. She can't hear very well. [ ]
A. with
B. from
C. to
D. at