He gave us another piece of advice, ________ of great help to the research work.
#77225
A
which I think is
B
which I think it is
C
I think which is
D
I think it is
推荐题目
The young scientist has made such great achievements in his chosen field ______ nobody else can make.
#75195
A
that
B
as
C
which
D
what
The children, ______ had played the whole day long, were worn out.
#76279
A
all of what
B
all of which
C
all of them
D
all of whom
Is there a hospital around _________ I can get some medicine for my wounded hand?
#77839
A
what
B
that
C
which
D
where
- Was it because of his laziness_______ he didn't do the experiment successfully?- No, it was because of his carelessness.
#75500
A
that
B
while
C
for
D
as
The reason _____ he was late for the meeting was ____ his little son fell ill this morning.
#77089
A
for,that
B
why,that
C
for,because
D
why,because