早教吧作业答案频道 -->英语-->
听第7段材料,回答第9至11题.9.Whereareprobablythespeakers?A.Inastreet.B.Atastore.C.Inatheatre.10.Whatdoesthemanwanttobuy?A.FoodB.Clothes.C.Furniture.11.Whichisnexttotheth
题目详情
听第7段材料,回答第9至11题.
9.Where are probably the speakers?
A.In a street. B.At a store. C.In a theatre.
10.What does the man want to buy?
A.Food B.Clothes. C.Furniture.
11.Which is next to the theatre?
A.The post office. B.A hotel C.The City Hall.
9.Where are probably the speakers?
A.In a street. B.At a store. C.In a theatre.
10.What does the man want to buy?
A.Food B.Clothes. C.Furniture.
11.Which is next to the theatre?
A.The post office. B.A hotel C.The City Hall.
▼优质解答
答案和解析
AB B
看了听第7段材料,回答第9至11题...的网友还看了以下:
设A是n阶矩阵A^2=E,证明r(A+E)+r(A-E)=n,的一步证明过程不懂由A^2=E,得A 2020-05-14 …
X服从二项分布(或其他分布),X^2服从什么?若X服从二项分布B(k;n,p),那么Y=1-2X就 2020-05-15 …
f(x)=e^x-kx,设函数F(x)=f(x)+f(-x),求证F(1)F(2)……F(n)>[ 2020-05-21 …
数学属于包含关系问题1.{e}{k,F,e}2.e{k,F,E}3.根号3R是属于不属于还是包含于 2020-06-11 …
矩阵(E+A)^n等于什么?看到一个二阶的矩阵n次方=E^n+n(E)^(n-1)A,三阶的n次方 2020-06-12 …
英语单词填空1.时间状语:d-r-n-2.场所:b-s-s-o-f-r--e-a-t-e-t3.教 2020-07-14 …
(1)当k∈N*时,求证(1+√3)^k+(1-√3)^k是正整数(2)证明大于(1+√3)^2n 2020-07-15 …
已知等差数列{an}的公差d>0,设{an}的前几项和为Sn,a1=1,S2×S3=36,求m,k 2020-07-17 …
在平面直角坐标系上,有一点列P0,P1,P2,P3,…,Pn-1,Pn,设点Pk的坐标(xk,yk 2020-07-26 …
limn→+00,e的n分之1次方*(1-e)除以n*(1-e的n分之1次方)=e-1是怎么算来的? 2020-12-17 …