Ⅰ.用括号内所给单词的适当形式填空
1.The pen and pencil (be) in the pencil box.
2.My friends have some (radio).
3.Where are (they) pens?
4.—Are the CDs on the TV?
—Yes, (them) are.
5.—Where is my dictionary?
—Sorry,I (not know).
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