There are old bikes under the tee.改成单数形式 用所给词的适当形式填空 Does your friend （play） sports?Let （he）play tennis.空白处填什么?

There are old bikes under the tree.改为单数句 there are old bikes under the tree（改为单数句) there的单数形式在there be 句形里there are什么什么改单数 there are some old bikes under the trees.改单数 Are those yellow bikes old?（改成肯定句） Ther are old bikes(改为单数形势的句子)thery road on There bikes are the there 连词成句 There are many bikes and cars in the s_________. There are some bikes ( ）the big tree There are many bikes and cars in the s_______ there are three bikes near the tree改为单数形式there are three bikes near the tree改为单数形式 There is a big sign on the tree a_____ for old bikes 填一个词 Look at （）（they）bikes.How cool!（）（we）are so old. There are _ (三）bikes over there.The _ （三）one is for you. There are old bikes under the tee.改成单数形式 用所给词的适当形式填空 Does your friend （play） sports?Let （he）play tennis.空白处填什么? There’s an old bike under the big tree对 an old 提问（ ）（ ）old bikes （ ）there under the big tree Look There are many people ____ ____ their bikes on the street.Look There are many people _____ _____ their bikes on the street. In the past,there are -------,-----------,----------,-----------(数亿）people riding bikes to work There are too much bikes.改为--------------------- 找出错误的一项并改正