. Mary was only too ready to help others, seldom, _____, refusing them when they turned to her.
#93936
A
if never
B
if not
C
if any
D
if ever
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. Jay Chou is _______ that teenagers are all crazy about him.
#93810
A
so an excellent singer
B
a such excellent singer
C
such an excellent singer
D
a so excellent singer
---Would you like me to carry the box?  ----_____.
#94622
A
Yes, I would
B
Yes, I'd like to
C
It’s pleasure
D
No, thanks. I can't manage it myself
_____ in the regulations that you should not tell other people the password.
#92752
A
What is required
B
What requires
C
It is required
D
It requires