When water vapor in the air cools and turns into water droplets, it forms ___. A. clouds B. snow C. hail D. rain 相关知识点: 试题来源: 解析 A。当空气中的水蒸气冷却并变成水滴时,会形成云。snow 是雪;hail 是冰雹;rain 是雨。反馈...
3 英语翻译 When water is heated,it turns into vapor,when vapor is cooled,it turns into water.The air can hold certain amount of vapor at certain temperature.As the temperature goes up,the air can hold more.So heated water turns into vapor.vapor travels with air.When the air becomes coole...
百度试题 结果1 题目一道英语时态题when ? (heat),water turns into vapor 相关知识点: 试题来源: 解析 heated 水是主语,在从句中被省略了,可是水在从句中是属于被动的,“被加热”,所以加ED变成被动语态反馈 收藏
When ___, water can be changed into vapor. A. heated B. being heated C. having been heated D. to heat 相关知识点: 试题来源: 解析 A 【详解】 考查状语从句的省略。句意:当被加热时,水可以变成蒸汽。本句为状语从句的省略,还原为:When water is heated,省略了water is。故选A项。反馈...
when pressed是一个省略的从句,相当于when they are pressed. ●用法拓展 在时间、条件、让步状语从句中,如果从句的主语和主句中的主语相同或者是it,从句中谓语动词又含有be的某一种形式时,可以省略从句中的主语和be。 When(water is)heated,water turns into vapor. ...
When water ___, it will be changed into vapor(蒸汽).Ais heatedBheatingChas heatedDheats 相关知识点: 试题来源: 解析 1、被加热。2、现在分词,不能作谓语。3、主动语态现在完成时。4、主动语态一般现在时。 heat在这里是及物动词,表示加热。when引导的状语从句中的主语是water,是加热的对象,与heat构成...
When (a water) (is heated), it (changes) (into vapor). A. a water B. is heated C. changes D. into vapor 相关知识点: 试题来源: 解析 A [解析] 本题考查抽象名词。water(水)是不可数名词,前面不可以用不定冠词a,此处写成a water是错误的,因此选择A,改为water。反馈 收藏 ...
相关知识点: 试题来源: 解析 Water can be turned into vapor when it is heated. The question asks for the condition under which water turns into vapor. Water turns into vapor when it is heated, which is the process of evaporation.反馈 收藏 ...
解析 6. 水在被加热时会变成水蒸气,需用被动语态,故填heated。 7. cut paper意为“剪纸”,作paper的定语,故填cut。 8. lay pieces 被手工仔细地塑形,需用被动语态,故填are shaped。 6. 本题考查动词被动语态。 7. 本题考查过去分词作定语。 8. 本题考查动词被动语态。
When water ___ from the surface of the ocean, it turns into water vapor. A. 快标才果快标才果freezes快标才果快标才果 B. 论府的那照存书从历些场进代展已论府的那照存书从历些场进代展已melts论府的那照存书从历些场进代展已论府的那照存书从历些场进代展已 C. 平认何两平认何两...