问题描述：
This is __ picture __ my room,Can you see my bed?It's here.It is nice.There __ my books.They are
1.A.a.B.an C./ D.two
2.A.to B.in C.at D.of
3.A.is B.am C.are D.be
4.A.on desk B.on the desk C.at a desk D.to a desk
5.A.in the B.between C.behind the D.the under
6.A.I can B.cats C.a cat D.her cats
7.A.it's B.its C.its' D.he's
8.A.It;s B.Its C.His D.she
9.A.in B.at C.to D.on
10.A.are B.am C.is D.it
1.A.a.B.an C./ D.two
2.A.to B.in C.at D.of
3.A.is B.am C.are D.be
4.A.on desk B.on the desk C.at a desk D.to a desk
5.A.in the B.between C.behind the D.the under
6.A.I can B.cats C.a cat D.her cats
7.A.it's B.its C.its' D.he's
8.A.It;s B.Its C.His D.she
9.A.in B.at C.to D.on
10.A.are B.am C.is D.it
问题解答：
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