The meeting _________ by the time I got there yesterday.
#40511
A
was on
B
has been on
C
had begun
D
has begun
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Jenny will visit me if he ____________ here. 
#42400
A
comes
B
has come
C
came
D
will come
It’s two and a half weeks since the exchange students __________ Wuxi.
#41945
A
arrived
B
reached
C
have been in
D
have arrived in