period of time:- eg:-Where have you been all this "while" ? eg:-We're going away for a "while". eg:-I'll be back in a "while". conjunction:-during the time that; for as long as; at the same time as:- eg:-He fell asleep "while" he was doing his English ex...
Whilethisfirstroboticflyislinkedtoasmall,off-boardpowersource,thegoaliseventually toequipitwithabuilt-inpowersource,sothatitmightsomedayperformdata-gatheringworkat rescuesites,infarmers?fieldsoronthebattlefield.“Basically,itshouldbeabletotakeoff,land andflyaround,”hesaid. Woodsaysthedesignoffersanewwaytost...
when- while练习题 exerciseofwhen, whil一.用when或while填空1.___theteachercamein,weweretalking. ___weweretalking, theteachercamein. hewasreadingabook___suddenlythetelephonerang.5.___itbegantorain, theywereplayingchess. shesawataxicoming___thewomanwaswaitingunderthestreetlight. whilejack___(look...
如：Whilewewereswimmingsomeonestoleourclothes Summary 1.When可指时间点，又可指时间段，从句中可用延续性动词，也可用非延续性动词。2.While总是指一个时间段，从句中必须用延续性动词。3.统一时态：主句过去式，从句也是过去式。Exercises:fillwith“while”or“when”1.WhileMaywastalkingonthephone,hersister...
2.While总是指一个时间段,从句中必须用延续性动词。3.统一时态:主句过去式,从句也是过去式。 Exercises:fillwith“while”or“when”Maywastalkingonthephone,hersisterwalkedinRitaboughthernewdog,itwaswearingalittlecoat.IsawCarlos,hewassinginglouldly.Iwasdancing,hewassinginglouldly.LindafinallysawDavid,hewas...
2.While总是指一个时间段,从句中必须 4、用延续性动词。 3.统一时态:主句过去式,从句也是过去式。,Exercises: fill with “while” or “when”,May was talking on the phone,her sister walked in Rita bought her new dog,it was wearing a little coat. I saw Carlos , he was singing louldly. ...
1、when和while的区别,when是at or during the time that, 既指时间点,也可指一段时间; while是during the time that,只指一段时间,因此when引导的时间状语从句中的动词可以是终止性动词,也可以是延续性动词,而while从句中的动词必须是延续性动词。 when 说明从句的动作和主句的动作可以是同时,也可以是先后...
Exercises 一、用when或while填空。1.Cindywastalkingonthephone___hermothersuddenlyopenedher door.when 2.Themousewaslookingforsomethingtoeat___thecatwas sleepingsoundly.3.___thethiefwashidingbehindthedoor,nobodynoticedhim.4.It’scoldiwnHhairlbein___it’swarminSanya.
kneeswillhelppreventjointdamagefrom happening.Whenitcomestolosingweightwhileyou havejointdiscomfort,lowimpactexerciseisthe best.Strengthtraining,stretching,andyogafor those hoping to strengthen and supporttheir jointsarerecommended.Aerobic(有氧的)exercisesalsohelpdecreasesensitivitytopainthrough exercise. 18 Having...
B. When do you do morning exercisesC. I always make my bed at 6 o’clock.D. Do you often have an English class at 2 o’clockE. When do you usually have dinner 【1】你们常常在2点半上英语课吗? ( )【2】我总是在六点钟铺被子。( )【3】我们一起吃早餐吧。( )【4】你什么时候做...