_________thecourseverydifficult,shedecidedtomovetoalowe...
練習題2.1W
問題詳情:
_________ the course very difficult, she decided to move to a lower level.
A. Find B. Finding C. To find D. Found
【回答】
B
知識點:非謂語動詞
題型:選擇題
標籤:
-
_____theyaremostinterestedinis______theycanproducemorea...
問題詳情:_____theyaremostinterestedinis______theycanproducemoreandbettercars.;how ;how ;what ;that【回答】B知識點:連詞題型:選擇題...
-
.已知各項均不為零的數列{an},定義向量.下列命題中真命題是( )A.若∀n∈N*總有cn⊥bn成立,則數...
問題詳情:.已知各項均不為零的數列{an},定義向量.下列命題中真命題是()A.若∀n∈N*總有cn⊥bn成立,則數列{an}是等比數列B.若∀n∈N*總有cn∥bn成立成立,則數列{an}是等比數列C.若∀n∈N*總有cn⊥bn成立,則數列{an}是等差數列D.若∀n∈N*總有cn∥bn成立,則數列{an}是等差數列...
-
命題“若aA,則b∈B”的否命題是( )(A)若aA,則bB (B)若a∈A,則bB(C)若b∈B,...
問題詳情:命題“若aA,則b∈B”的否命題是()(A)若aA,則bB (B)若a∈A,則bB(C)若b∈B,則aA (D)若bB,則a∈A【回答】B.命題“若p,則q”的否命題為“若﹁p,則﹁q”,故該命題的否命題為“若a∈A,則bB”.知識點:常用邏輯用語題型:選擇題...
-
下列說法正確的是:( )A.1molN2的質量是14g B.H2SO4的摩爾質量是98gC.H...
問題詳情:下列說法正確的是:( )A.1molN2的質量是14g B.H2SO4的摩爾質量是98gC.H2O的摩爾質量是18g/mol D.1molHCl的質量是36.5g/mol【回答】C知識點:物質的量單元測試題型:選擇題...
相關文章
- —He’salreadybacktotheUSA,__________?—_________.Heisona...
- ________wasquiteobvious________theyhadnodesireforpeace....
- _________theflighttoNewYorkwillbedelayedis_________I’me...
- _______Tom_______PeterarefondofwatchingTV. A.Notonly…bu...
- _______youtellmehowI_______gettotheNo.168MiddleSchool? ...
- ________everymemberhasarrived,let'sgetdownto________the...
- 按要求改寫句子1.TheyareinGradeTwo.(就劃線部分提問)___________________...
- ________exerciseyoudo,________you'llbe.A.Thefewer;thefa...
- ________youtravel,________yourlifeexperiencewillbe.A.Th...
- ______________sportsyoudo,_____________youwillbe.A.Them...