________ a child begins school, he enters a world of vicious competition where success and failure are clearly defined and measured.
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A
Before
B
Until
C
Whenever
D
The moment
推荐题目
_____ computers are convenient to us in daily life, it may also cause other problems.
#33235
A
Whether
B
Because
C
As
D
While
My grandma will stretch her arms out to hug me________I turn up to see her.
#30675
A
until
B
while
C
the moment
D
by the time
Word came ______ another violent earthquake struck Sichuan once again, ______ a great loss.
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A
that, resulting in
B
which, resulted in
C
that, resulting from
D
as, resulted from
The reason _____ he refused to attend the meeting was that they didn’t give him an invitation earlier.
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A
how
B
which
C
why
D
because
—Will you go to Tom’s birthday party tomorrow?—No,________invited to, for she is the last person I’d like to see.
#33364
A
unless
B
even though
C
when
D
until