No chicken or duck ______ in the supermarket since the first case of H7N9 was reported dead.
#100628
A
has been sold
B
was sold
C
is sold
D
are sold
推荐题目
Yangzhou high school ___________ since 1902. 
#100008
A
has come into existence
B
has been existed
C
has been in existence
D
began to exist
Would you please _________ my good wishes to your parents?
#100737
A
convey
B
tell
C
explain
D
translate