【正文】
d do 的適當形式結(jié)合括號內(nèi)動詞填空 (think)the earth is flat. 答案 :used to think can’t remember the village as it (be). 答案 :used to be we were boys,we (go)swimming every summer. 答案 :used to go (fly)to the moon one day. 答案 :would fly the man was a boy,he (sit)for hours at the door. 答案 :would sit Green (go)to hospital,but now she is in good health. 答案 :used to go cousin (study)with his new friend now. 答案 :is used to studying (make)into furniture. 答案 :is used to be made Ⅱ .用恰當?shù)南薅ㄔ~填空 is a line of trees in side of the square. 答案 :each 2. the idioms