While reading, you'd better make a mark ___ you have any questions.
#71737
A
on which
B
at where
C
the place where
D
where
推荐题目
Here is such a difficult text _____ none of us can understand. Here is such a difficult text _____ none of us can understand it.
#71977
A
as
B
which
C
that
D
where
单项选择（每题1分）_____ seems to be a possibility that we shall be able to afford the car we need.
#70335
A
It
B
That
C
There
D
This
There are all kinds of dolls in the shop. _________ she wants, the little girl’s parents are ready to buy it for her.
#70130
A
However
B
Whatever
C
Whichever
D
Whenever
The Science Museum,_____we visited during a recent trip to Britain, is one of London’s touristattractions.
#73720
A
which
B
what
C
that
D
where
My sister isn’t in. ________ she comes back, I’ll let her call you back.
#41346
A
While
B
Until
C
Before
D
When