Everyone should do something ______ wild animals.
#49313
A
to protect
B
protecting
C
protect
D
to protecting
推荐题目
At last the boy was made_____ and began to laugh.
#50101
A
stop crying
B
to stop to cry
C
to stop crying
D
stop to cry.
It took her some time_______English in class.
#49634
A
to finish reading
B
to finish to read
C
finish reading
D
finish to reading