改写句子：根据A句改写B句，每空一词。

　　A．They live in Paris now and they moved there two years ago.

　　B．They ________ lived in Paris ________ two years.

改写句子：根据A句改写B句，每空一词。

　　A．They were so poor that they couldn't build a lab.

　　B．They were not ________ ________ to build a lab.

改写句子：根据A句改写B句，每空一词。

　　A．The college has been open for one hundred years.

　　B．________ ________ one hundred years since the college opened.

改写句子：根据A句改写B句，每空一词。

　　A．I don't know which sweater I should choose.

　　B．I don't know which sweater ________ ________.

改写句子：根据A句改写B句，每空一词。

　　A．The worker built the bridge two years ago.

　　B．The bridge ________ ________ two years ago.

改写句子：根据A句改写B句，每空一词。

　　A．She said to me:“Speak more slowly.”

　　B．She asked Tom ________ ________ more slowly.

同义句转换：

　　“Don't play in the street,”Mr Green said to the children.

　　Mr Green ________ the children ________ ________ play in the street.

同义句转换：

　　They cleaned their classroom yesterday.

　　Their classroom ________ ________ yesterday.

同义句转换：

　　I paid ninety yuan for the coat.

　　The coat ________ ________ ninety yuan.

同义句转换：

　　Spring is the best time for planting trees.

　　________ ________ ________ ________ trees in spring.