______ a pair of compasses, it is easy to describe a circle.
#93189
A
Having
B
To have had
C
If you have
D
If having
推荐题目
It is known to us __________ it was not until 1938 ________ the first colour TV programme began to be broadcast in the world.
#92541
A
that, which
B
/, /
C
that, that
D
which, that
The doctor did a lot to reduce the patient’s fear ____he would die of the disease.
#94039
A
that
B
which
C
of which
D
of that
Bill Gates has created a wonderful “window” ______ people can surf the Internet freely．
#94140
A
that
B
which
C
where
D
when
—She should have been informed of the meeting.—______，but she wouldn’t like to attend this meeting.
#92266
A
Yes，she should
B
So she was
C
So was she
D
So it was with her
Only when you showed the pass to the guard to come out our school．
#93295
A
you allowed
B
allowed you
C
you were allowed
D
were you allowed