单项选择题
This dress is（）more expensive than that one.
A.muchB.moreC.manyD.over
单项选择题 The tone ofthe article is（）.
单项选择题 The 104-year-old woman wanted to convert her heating system to gas because（）.
单项选择题 The word “burden”in the article means all of thefollowing EXCEPT（）.
