Deareditor,I’mastudentofSeniorThreeinamiddleschoolinFuj...
问题详情:
Dear editor,
I’m a student of Senior Three in a middle school in Fujian Province.
In order to make the b of learning materials, the Students’ Union 1.
of our school is (安排) an activity. We students of Senior Three 2.
are called on to give our used books, newspapers or magazines 3.
to the students in the lower grade after (毕业) idea, 4.
w is intended to promote friendship and encourage 5.
economy,is highly praised and s by the teachers and 6.
students activity will be h on the first floor of the 7.
school (图书馆)and it will last about ten days, from June 8.
10th to a student, I am (强烈)for the activity because 9.
it is very meaningful as as helpful. I hope that this kind of 10.
activity will continue every year in future.
Yours sincerely
Li Hua
【回答】
nging uation h orted
ary ngly
知识点:语法填空
题型:未分类
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_____theyaremostinterestedinis______theycanproducemorea...
问题详情:_____theyaremostinterestedinis______theycanproducemoreandbettercars.;how ;how ;what ;that【回答】B知识点:连词题型:选择题...
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.已知各项均不为零的数列{an},定义向量.下列命题中真命题是( )A.若∀n∈N*总有cn⊥bn成立,则数...
问题详情:.已知各项均不为零的数列{an},定义向量.下列命题中真命题是()A.若∀n∈N*总有cn⊥bn成立,则数列{an}是等比数列B.若∀n∈N*总有cn∥bn成立成立,则数列{an}是等比数列C.若∀n∈N*总有cn⊥bn成立,则数列{an}是等差数列D.若∀n∈N*总有cn∥bn成立,则数列{an}是等差数列...
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命题“若aA,则b∈B”的否命题是( )(A)若aA,则bB (B)若a∈A,则bB(C)若b∈B,...
问题详情:命题“若aA,则b∈B”的否命题是()(A)若aA,则bB (B)若a∈A,则bB(C)若b∈B,则aA (D)若bB,则a∈A【回答】B.命题“若p,则q”的否命题为“若﹁p,则﹁q”,故该命题的否命题为“若a∈A,则bB”.知识点:常用逻辑用语题型:选择题...
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下列说法正确的是:( )A.1molN2的质量是14g B.H2SO4的摩尔质量是98gC.H...
问题详情:下列说法正确的是:( )A.1molN2的质量是14g B.H2SO4的摩尔质量是98gC.H2O的摩尔质量是18g/mol D.1molHCl的质量是36.5g/mol【回答】C知识点:物质的量单元测试题型:选择题...
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