The chairman thought __________ necessary to invite Dr. Smith to speak at the meeting.
#92577
A
that
B
it
C
this
D
him
推荐题目
___ we know, in a chemical change, energy cannot be created, ____.
#94863
A
Which, nor can it be destoyed
B
As, neither it can be destroyed
C
As, neither is it able to be destoryrf
D
What, nor is destoryed
___________, I have never seen anyone who’s as wise as John. 
#91964
A
As long as I have traveled
B
Now that I have traveled so much
C
.As I have traveled so much
D
Much as I have traveled