___________ certain that his invertion will lead to the development of production.
#15238
A
That’s
B
This is
C
It’s
D
What’s
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___ are very deligent.
#17006
A
Both the girls
B
Both they
C
The both girls
D
They of both
 —Would you rather come on Friday or Saturday? — _________.
#16552
A
Yes, of course
B
The other is better
C
What’s the matter
D
Either would suit me