TryyourbesttolearnEnglish,
问题详情:
Try your best to learn English , ___ difficult it is , you shouldn’t give it up.
A. No matter how B. No matter what C. Whatever D. How
【回答】
A
知识点:相似 相近词比较
题型:选择题
-
_____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...
-
.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...
-
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...
-
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...
相关文章
- (2019·全国卷Ⅰ)Duringtherosyyearsofelementaryschool(小学),Ien...
- Youngerstudentsexperienceschoolbullying(欺凌)morefrequent...
- EveryoneknowstherearemanyEnglishexpressionsaboutclothes...
- Stress(压力)iseverywhereinoureverydaylife. Notonlyyoungpe...
- 完型填空WelcometoGoldenStreet.Itisaverybusystreet.It'salsom...
- WhenyouareinEngland, youmustbeverycarefulinthestreet61
- Iregrettoinformyouthatyourbrotherisjusttheonewe'llgetso...
- WelookedthroughtheStylesarchive(档案文件)of2015,sortingthro...
- 用turn的相关短语填空。1.Theyarediscussingtheproblem.Ifyouwanttol...
- WhenyouareinEnglandyoumustbeverycarefulinthestreets41.