-The frightening black clouds are gathering .lt______.-Sure Let's go indoors,
#99860
A
is to rain
B
rains
C
is going to rain
D
is raining
By now, more than 100 photos ________ back to the earth by Chang’e-3.
#99862
A
had been sent
B
has been sent
C
have been sent
D
will be sent
--- It’s said that another new car factory _______ now. --- Yeah.  It ________ one and a half years.    
#99863
A
is building; will take
B
is built; will take
C
is being built; will take
D
is being built; takes
All the preparations for the task _______, and we’re ready to start. 
#99864
A
complete
B
have completed
C
had been completed
D
have been completed
 She       volleyball regularly for many years when she was young. 
#99866
A
was playing
B
played
C
has played
D
had played
I’m afraid by the time you arrive this afternoon I_______ a lesson then.
#99869
A
had
B
are having
C
have had
D
will be having
 It’s said that the early European playing-cards ______ for education.
#99874
A
have designed
B
were designed
C
have been designed
D
were being designed
Hey, John! I _____ that you were invited to this party too.
#99875
A
didn’t know
B
I don’t know
C
wasn’t knowing
D
isn’t working
The old worker has been fired and now a young man ______.
#99876
A
took place
B
has taken the place
C
takes place of him
D
has taken his place
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