The annual Energy & Environment Conference calls on our human beings to _______environmental issues.
#67479
A
care for
B
care of
C
care about
D
care in
推荐题目
Do make sure that you ___ a seat today!
#80982
A
got
B
get
C
should get
D
have got
30. Please write a notice for the students and ______ .
#80469
A
put it up  
B
put up it 
C
put it on  
D
put on it