1.
用适当的介词填空，补全句子或对话。
in on under near |
(1)
Look at the car. It's 
the desk.
(2)
I see a crayon the desk.
(3)
— Where is the ruler?
(4)
— Look! A ball. It's the chair.
the desk.
the desk.
— It's the chair.
the chair.— It's so big!
【考点】
介词辨析;
B.
C.
D.
F.
G.
H.