—Is it that Jack often plays computer games    makes his parents worry about him ?—Yes , I think so .               
#85207
A
what
B
when
C
that
D
which
推荐题目
 It       a Saturday afternoon in May ______ Margaret could arrange for me to meet her elder sister.
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A
was until, when
B
was until; that
C
was not until, when
D
was not until; that
It was the news _________ he got the first prize ________ made his father excited.
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A
that; that
B
which; which
C
which; that
D
that; which