— It’s burning hot today, isn’t it?— Yes. ________ yesterday.
#82750
A
So was it
B
So it was
C
So is it
D
So it is
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Only then _________the importance of my health.
#82987
A
did I realize
B
had I realized
C
I realized
D
I had realized
—Nothing wrong with it，________？—No.Yours is a specially built model.Drive carefully，though.
#79669
A
is there
B
does it
C
is it
D
has it
So much progress ________ made in studies that he is sure to pass the coming examination.
#80084
A
is he
B
has he
C
he is
D
he has
________ we had read your letter _____the true state of affairs.
#82514
A
It was until… that we understood
B
It was not until…that we understood
C
Until …did not we understand
D
Not until… we understood`
So difficult____it to acquire a large vocabulary without the help of a teacher that he was close to giving up .
#84554
A
he have felt
B
have he felt
C
he did feel
D
did he feel