______ their support, we'd be in a very difficult position.
A. It were not for
B. Were it not for
C. Not for
D. If it were for
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_______ so busy, I should go with you.
A. Were I not
B. Was I not
C. If I am not
D. Had I not
______ the expense, I ______ to Italy.
A. If It were not, go
B. Were it not for, would go
C. Weren't it for, will go
D. If I hadn't been, would have gone
---- You have an English class every day except Sunday.---- ________.
A. So we have
B. So we do
C. So have we
D. So do we
Only after I read the text over again ______ its main idea.
A. that I knew
B. did I know
C. I could know
D. I did know
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