>
英语
>
if your homework () finished,you can go out to play
finished 可是,为什么不能用has finished呢
下午就要用,没人就关了
人气:318 ℃ 时间:2019-08-20 21:33:40
解答
因为be+ done(过去分词,finished)是被动语态,
作业
是被完成,不能自己完成此.而且if引导的条件状语从句的从句部分(if后边的部分)用跟一般现在时,不能用完成时.
推荐
You can go out to play after your homework------.will be finished和is finished哪个合适呀
when your homework is finished,you may go out to play.为什么用 is finished?涉及到哪些语法?
If your homework___(do).you can go out to play
If you _______ your homework,you can go out to play football.
You haven't finished your homework,have you?_____.Or I won't come out to play football.__
去年植树节有150人参加植树,今年比去年多50人,去年参加植树的人比今年少百分之几?
六年级有三个班共120人,一次考试,及格的有117人,其中55人优秀.分别求出及格率和优秀率.
已知三角形ABC中,三边a,b,c满足下列条件,
猜你喜欢
higher and higher flew a plane till it disappeared the clouds要到装?
13与14为什么等于12
My best friend is more popular than me.(改为一般疑问句)
求解a1=1/(n+1)的平方(注:n=1,2,3.),b1=2(1-a1),b2=2(1-a1)(1-a2),b3=2(1-a1)(1-a2)(1-a3),求bn= ____
ice-skating的中文意思
____(其他的)students in the city take buses to school
某汽车厂去年生产汽车12600辆,结果上半年完成了今年计划的九分之四,下半年完成了今年计划的五分之三.去年超产汽车多少辆?
The toy bear is soft.画soft.
© 2026 79432.Com All Rights Reserved.
电脑版
|
手机版