It is said that this is the biggest lab ________ they have ever built in their school.
#77886
A
which
B
what
C
不填
D
where
推荐题目
They didn't find the name of the boy in the list, ________， of course, made them very disappointed.
#75325
A
that
B
who
C
which
D
whose
Have you ever been to Mount Huangshan, ___________is famous for its pine forests and "sea of clouds"?
#78410
A
what
B
where
C
that
D
which
I shall never forget those years ________ I lived on the farm _______ you visited last week.
#78079
A
when; where
B
which; which
C
when; which
D
which; where
The old professor has three sons，________are doctors.
#76978
A
all of them
B
all of whom
C
all of that
D
all of which