— What have you done these days?— I’ve read all the books _____ you gave me because they are the best ones _____ are on the subject.
#77836
A
that; that
B
which; which
C
what; which
D
who; what
推荐题目
I wish to thank Professor Smith, without _______help I would never have got this far.
#76856
A
who
B
whom
C
whose
D
which
He made three good friends in the university, ______ joined the army after graduation.
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A
one of them
B
one of whom
C
one
D
one of which
Many countries are now setting up national parks________animals and plants can be protected.
#75272
A
when
B
which
C
whose
D
where
I wish to thank Professor Smith, without _______help I would never have got this far.
#77989
A
who
B
whose
C
whom
D
which
The clever boy made a hole in the wall, ________ he could see what was going on inside the building.
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A
on which
B
at which
C
through which
D
in which