______ is necessary _______ us ________learn English well.
#62097
A
It, of, to
B
This, of, of
C
It, for, to
D
This, for, to
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– We’d better invite Tom and Kate to the party tonight.- Yes, ＿＿＿＿＿＿ ? I’ll give them a call right now.
#61966
A
why
B
why not
C
what for
D
how
They learned it all by themselves. That is to say nobody told them ________ .
#62002
A
what to do it
B
how to do it
C
where to do
D
when to do