The Changjiang River has been polluted badly and is not good _______.
#96869
A
to swim it
B
to be swum in
C
to swim in it
D
to swim in
推荐题目
The teacher said he needed _____ boys besides his students _____ the classroom. 
#97946
A
20 other; clean  
B
20 more; to clean
C
20 more; cleaning
D
another 20; clean