苏教版 7B Unit1-Unit4 每个知识点配练习 难度是由易到难（期中，期末考均可用）有答案

1. 数词 1. Which is the correct way to read the number 2，500,110?    A. Two millions, five hundred, one hundred and ten. B. Two million ,  five hundred, one hundred and ten.    C. Two millions, five hundred thousands, one hundred and ten.    D. Two million, five hundred thousand, one hundred and ten. 2. 220, 309 should be read . A. two hundred and twenty thousand， three hundred and nine B. two hundred and twenty thousand and three hundred and nine C. two hundred and twenty thousands and three hundred and nine D. two hundred and twenty thousands, three hundred and nine 3.―There are about two visitors coming to my hometown every day. ―Really? I hope to go there some day. A. thousands of B. thousands C. thousand of D. thousand 4. It is known that there are travellers coming to visit Suzhou every year. A. millions of B. two millions of C. two million of D. million of 5. The students in our school plant over ________ tr