There is a natural phenomenon scientists call the greenhouse effect.
#78036
A
that
B
what
C
for which
D
who
推荐题目
Tomorrow would be Christmas Day, and she had only $1.87 .
#77818
A
with which to buy a present to Jim
B
by which to buy Jim a present
C
with which she could buy a present for Jim
D
in which to buy Jim a present
We went to see our teacher____ husband lost his life in the earthquake.
#77167
A
who
B
which
C
whose
D
where
It was reported that as many as 50% of patients do not take medicine ______ directed, ______ has drawn doctor’s attention.
#78429
A
when; it
B
as; what
C
as; which
D
that; and
In my opinion, everyone has periods in their lives _______ everything seems very hard.
#76841
A
when
B
where
C
which
D
that