—Please _____ the word.
—S-C-H-O-O-L, school. [ ]
A. write
B. say
C. spell
D. listen
答案:C
---I had a pleasant weekend on the farm.
---_________.
A.Oh, that’s very nice of you
B.It’s a pleasure
C.Congratulations
D.I’m glad to hear that
对原发性肝癌有较大诊断价值的AFP值是()。
A.>300μg/L
B.>20μg/L
C.>200μg/L
D.>100μg/L
E.>400μg/L