早教吧作业答案频道 -->英语-->
特殊的反意疑问句Youmusthavestayedathotellastnight,?A.mustn'ttheyB.haven'ttheyC.didn'ttheyD.hadn'tthey
题目详情
特殊的反意疑问句
You must have stayed at hotel last night,_____?
A.mustn't they B.haven't they
C.didn't they D.hadn't they
You must have stayed at hotel last night,_____?
A.mustn't they B.haven't they
C.didn't they D.hadn't they
▼优质解答
答案和解析
选B.this called Tag question.A tag ending is added to the end of a sentence,and it makes the sentence into a question.so这两部分句子中的主语同指一人或事物,在时态、人称、数上应保持一致 must is modal,it means the prediction.if you choose mustn't they,the meaning of must would change.意思说如果变了must,整个句子的语气就变了.强调的是必须...,改变作者的意思了.
看了 特殊的反意疑问句Youmus...的网友还看了以下:
若n阶方阵A与B满足AB+A+B=E(E为单位矩阵).证明(1)B+E为可逆矩阵(2)(B+E)^ 2020-04-05 …
已知a+b+c=H a+b+e=J a+d+e=K b+c+d=M c+d+e=N 求a=?b=? 2020-05-16 …
大家看看我这个矩阵的证明哪里有问题已知A,B为n阶方阵,且B=B^2,A=B+E,证明A可逆,并求 2020-06-09 …
线性代数问题A是n阶矩阵,A2-2A+E=0得到A=E对不?还是A=E是前式的充分非必要条件?帮忙 2020-06-12 …
读某城市A~E各地区2004年人口变动示意图,回答下列问题。(12分)(1)在A—E的各城区中,人 2020-06-13 …
a.b.c.d.e五个数前三个平均数是12,后三个平均9是,而中间三个平均数是10,问a,c,e平 2020-06-15 …
y=a^x对x求导,下面有两种求法,1、y=a^x=(e^lna)^x=e^(xlna)所以:y‘ 2020-07-20 …
EXCEL循环或计算问题。F=A+B+C+D+E。(A.B.C.D.E.F.均要大于零)E=A*10 2020-11-01 …
已知向量a≠e,|e|=1,对任意t∈R,恒有|a-te|≥|a-e|,则[]A.a⊥eB.a⊥(a 2020-11-02 …
a、b和D、E打架,致使a和E轻微伤。现a先起诉E、F,而E另立案起诉a、b。起诉与反诉的问题。a. 2021-01-13 …