Please give this letter Peter . He is Class 1 ,Grade 7 .
#48663
A
to , in
B
in , to
C
to , to
D
in , in
推荐题目
The cleaners must prevent the street ______.
#48619
A
getting dirty
B
from dirty
C
from get dirty
D
from getting dirty
Japan and other countries have taken action ________ prevent nuclear radiation (核辐射).
#48880
A
in order
B
in the order of
C
in order to
D
in order that
