问题描述：
1.____ since the pet dog ran away from its owner.
A.li is three days .B.lt has been three days.C.Three days has passed.D.A,B or C.
2.lt ____ ____(report)that populatinon is still a serious problem in the world now.
3.This room is three times bigger than that one.(同义句转换）
This room is four ____ ____ ____ ____ that one.
4.Tom's parents always complain about that one.（同义句转换）
Tom's parents ____ never pleased ____ him because of his carelessness.
5.You havn't read the book.He hasn't read the book.(合并为一句）
____ you nor he ____ read the book.
6.The cruel boss made the workers work for more than ten hours a day.（改为被动语态） The workers ____ ____ ____ work for more than ten hours a day by the cruel boss.
A.li is three days .B.lt has been three days.C.Three days has passed.D.A,B or C.
2.lt ____ ____(report)that populatinon is still a serious problem in the world now.
3.This room is three times bigger than that one.(同义句转换）
This room is four ____ ____ ____ ____ that one.
4.Tom's parents always complain about that one.（同义句转换）
Tom's parents ____ never pleased ____ him because of his carelessness.
5.You havn't read the book.He hasn't read the book.(合并为一句）
____ you nor he ____ read the book.
6.The cruel boss made the workers work for more than ten hours a day.（改为被动语态） The workers ____ ____ ____ work for more than ten hours a day by the cruel boss.
问题解答：
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