問題詳情:
用括號內所給單詞的適當形式填空
pen and pencil (be) in the pencil box.
friends have some (radio).
e are (they) pens?
4.—Are the CDs on the TV?
—Yes, (them) are.
5.—Where is my dictionary?
—Sorry,I (not know).
【回答】
os r ’t know
知識點:構詞法
題型:完成句子