It was on June 10,2013___Shenzhou-10 spacecraft was sent up into space.
#92268
A
that
B
when
C
at that time
D
just then
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We must stop pollution _____ longer. 
#94786
A
living
B
from living
C
to live
D
live
---Would you go swimming with us? ---____, but I’m very busy now.
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A
No problem
B
I’d like to
C
Of course
D
Sure
Not having worked out the program, ________ leave the office. 
#93247
A
so he was forbidden to
B
and he didn’t want to
C
his little son couldn’t make him
D
be couldn’t free himself to