The chairman thought _____ necessary to invite Professor Smith to speak at the meeting.
#15736
A
that
B
it
C
this
D
him
推荐题目
This is the most important assignment facing American journalism — to make _____ clear to the reader the problems of the day.
#16092
A
it
B
that
C
/
D
this
Which do you prefer, tea or coffee? —_______. I really don’t mind.
#15946
A
Both
B
None
C
Neither
D
Either
When you go outing with your sisters, you must see to ________ that they are safe.
#15532
A
everything
B
it
C
them
D
yourself
