-What are on show in the museum? -Some photos _____by the children of Yushu, Qinghai.
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A
have been taken
B
were taken
C
are taken
D
taken
推荐题目
Neither you or he ______ Hawaii before.
#41934
A
has gone to
B
have gone to
C
have been to
D
has been to
 Look! They _______________ a picnic.
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A
have
B
is having
C
are having
D
having
 The Spring Festival __________ in January or February.
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A
celebrates
B
is celebrated
C
celebrated
D
was celebrated