It was the third time that Jack ______ to China.
#102552
A
has come
B
has , came
C
had came
D
had come
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—— Sorry, I forget to post the letter for you. —— Never mind, _____ it myself tonight. 
#104655
A
I’m going to post
B
I’ve decided to post
C
I’ll post
D
I’d rather post
—Why does the lake smell terrible?—Because large quantities of water_______________.
#99629
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
The taxi was so slow that we might as well _________ on the bus.
#102881
A
go
B
have gone
C
to go
D
having gone
It is said that he ________ football in Beijing this afternoon.
#102809
A
is about to play
B
is going to play
C
plays
D
playing