Mary as well as her elder sister who______ Chinese at university ______ gone to China for holiday.
#86036
A
studies; has
B
study; have
C
studies; have
D
study; has
推荐题目
E-mail, as well as telephones, ____________ an important part in daily communication.
#85743
A
are playing
B
have played
C
is playing
D
play
You should never base anything on a theory that _________ impractical in practice.
#86010
A
is proved
B
prove
C
proves
D
proved
