完形填空Dear Sir Everyone uses the plastic bags in their daily l

完形填空
Dear Sir
Everyone uses the plastic bags in their daily life .I would like to make a comment (评论）on it .
I thought that the（1）effect from all these bags on our environment was well（2）and that most people know they should not keep（3）them everywhere but collect them in the dustbin .However ,one of the （4）near my home seems to （5）more of these bags than ever before ,Red ones ,white ones and blue ones --- it makes no （6）.They keep using plastic bags to wrap （包）most of the things every day .（8）I went shopping the other day ,I bought two things ,and I was given three bags to wrap （9）.Is it necessary to use so many bags Everyone should realize how （10）it is to protect our environment .
Yours faithfully
Lucy
（）1.A.fun .B.good C.bad
()2.A.known B.learned C.done
（）3.A.throwing .B.bring C.sending
()4.A.schools .B.classes C.shops
（）5.A.buy B.use C.have
()6.A.difference B.difficulty C.useless
（）7.A.questions B.problems C.business
()8.A.Where B.When C.While
（）9.A.this B.that C.them
()10.A.important B.impossible C.comfortable