早教吧作业答案频道 -->英语-->
-I'msorryIsteppedoutsideforasmoke.Iwasverytired.-Thereisnoforthiswhileyouareonduty.A.reasonB.excuseC.causeD.explanation
题目详情
-I'm sorry I stepped outside for a smoke.I was very tired .
-There is no______for this while you are on duty .
A.reason
B.excuse
C.cause
D.explanation
-There is no______for this while you are on duty .
A.reason
B.excuse
C.cause
D.explanation
▼优质解答
答案和解析
no excuse for 固定搭配
explanation 与to搭配
explanation 与to搭配
看了 -I'msorryIstep...的网友还看了以下:
设A为n阶矩阵,证明:R(A+I)+R(A-I)>=n已知R(A)=R(kA),k≠0;R(A+B 2020-05-14 …
怎么用C语言编写杨辉三角#include"stdafx.h"intmain(intargc,cha 2020-05-14 …
MATLAB设计Jacobi迭代法运行错误,设计函数:function [x,k]=jacobi_ 2020-05-16 …
设A,B是三阶方阵,若满足等式A+BA=B,求(A-I)^(-1)是什么?我是这样算的,BA-B= 2020-06-18 …
矩阵问题已知A矩阵,AX+I=A^2+X(其中I为单位矩阵),求X(求思路,谢谢)因为AX+I=A 2020-07-14 …
下面题的答案为什么选A,而不选B?—I’msorryIwentoutforasmoke.Iwasv 2020-07-18 …
P=A(1+i)^-1+A(1+i)^-2+A(i+i)^-3+……A(1+i)^-n(1)将两边 2020-07-25 …
functionf=myfun(x)矩阵定义省略forj=1:28a=0;fori=1;27;a=a 2020-11-01 …
下证明过程中蕴涵的数学思想是什么s=a+a(1+i)+a(1+i)(1+i)+...+a(1+i)的 2020-11-01 …
设A^2=A,则(I+A)^-1=证明:(1)因为A^2=A所以(A+I)A-2(A+I)=-2I所 2020-11-01 …