It’s bad for our eyes to read books _______ the sun. 
#47572
A
to
B
under
C
in
D
over
推荐题目
There is a big tree ________ the classroom.
#48535
A
in front of
B
at the front
C
in the front of
D
in front
The box is too heavy for me _________.
#50030
A
carrying
B
carries
C
carry
D
to carry
–Where is the library? -- It’s_____ a classroom.
#49127
A
in the front of
B
in front of
C
in
D
between