You as well ________ right.
A. I are
B. I am
C. as I am
D. as I are
查看答案
Where to get the materials and how to get them ________ at the meeting.
A. have not discussed
B. have not been discussed
C. has not discussed
D. has not been discussed
I like mathematics and physics because I think that ________ very important for me to make further research in this field.
A. what is
B. they are
C. this
D. which are
Every student and every teacher ________.
A. are going to attend the meeting
B. have attended the meeting
C. has attended the meeting
D. is attended the meeting
流量换算关系, 1m3 /s等于
A. 60 L/min
B. 600 L/min
C. 6×104 L/min
D. 1000 L/min
微信支付 
支付宝支付