John was taking photos when Mary bought a drink. Step 3 Exercises 根据汉语意思完成下列英语句子,每空一词。昨天下午五点钟你哥哥在做什么? What your brother at five yesterday afternoon? 昨天我回到家时,我妈妈在洗衣服。 My 下载文档 收藏 分享 赏 0...
when While When Whenandwhile意为 当 时候 的用法 When引导的从句表示的动作或状态可以与主句同时发生 也可以先后或紧接发生 1 可以指时间的一点 从句的谓语动词用终止性动词2 可以指一段时间 从句用持续性动词 Forexample 1 WhenIcamehome mywifewascookingdinner 当我回家的时候 我的妻子正在做饭 2 Theboywas...
wasraining20Dotheotherexercisesinthispart.Dotheotherexercisesinthis21when与while引导时间状语从句的区别课件222013年版英语八下Unit5 过去进行时 与when、while2013年版英语八下Unit5 过去进行时 与when、wh23(一)含义及构成过去进行时表示过去某一时刻或某一段时间正在进行或发生的动作,其结构为:was/were+v.–...
A little carelessness can cause fall related accidents, especially when walking down an incline. Not only the firefighters and workers, but also the hikers who may walk for a long duration on a mountainous path, and experience exhaustion [5]. A long day exposure at work during standing or ...
There will be a message within the Command Window when all of the audio files are done installing. From there, you can get started by opening the modules within the 'instructor_resources > instructor_guides' folder. The instructions inside these will guide you through the exercises and activitie...
Also in a non-clinical setting, there have been many vision-based healthcare results on (1) motion tracking, (2) fall detection [2], (3) anomaly in gait detection [51,54], (4) exercises that help in the rehabilitation of people recovering from any disease that directly impacts their ac...
Even at high altitudes, the wind isn't consistent and varies in strength with the time of day, weather, and the seasons. So a project that can crank out 100 megawatts of electricity during the windiest times might produce just 30 percent of that when averaged out over a year. That gives...
I am English and have lived in England all my life. I use while and whilst in both speaking and writing. I agree with Iz in that I couldn’t say exactly where and when I use either. I have never studied English Language to a higher level than O level so I think it simply comes ...
(i) Why did the fish appear close to the boat when in actual it was deep in water? (ii) What values are neglected by the child? View Solution (i) In the arrangement shown in the figure, the tank has a large cross section and the pipes have much smaller cross section. The opening...
1、.,1,初中英语微课录制 When和while的用法区别 胡庙一中 刘艳,.,2,一.终止性动词&持续性(延续性和非延续性)动词: 1.概念 2.区别 二.When和while用法的 1.区别 2.举例,.,3,终止性动词&持续性动词的区别,英语中表示动作的动词,按其动作发生过程的长短,可分为持续性动词和终止性动词。,.,4,持续性...