_____ many times, but he still doesn’t know how to operate the machine properly.
#92970
A
Although I have shown him
B
I have shown him
C
Having been shown
D
Having shown
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I don’t think they will help us,          ?
#93215
A
do I
B
don’t I
C
will they
D
won’t they
______and I’ll get the work finished.
#92863
A
Have one more hour
B
One more hour
C
Given one more hour
D
If I have one more hour
You can come ______ on Tuesday _______ on Friday, but whichever you choose, please let me know.
#92429
A
not only; but also
B
both; and
C
neither; nor
D
either; or