【解析】boil 作动词,表示沸腾,煮沸;A to boil 不定式形式;B boiling 现在分词形式;C will boil 将来时;D boils 主语是第三人称单数形式;根据句意,水沸腾是一种客观现象,所以句子时态是一般现在时。水是主动发生了沸腾boil这个工作,并且“water(水)”是不可数名词作主语,故用单数第三人称的谓语动词形式。故...
解析 D.boils 因为水是主动发生了沸腾boil这个动作,并且是不可数名词的主语,故用单三的谓语动词形式,是一个客观现象,用一般现在时表达 分析总结。 dboils因为水是主动发生了沸腾boil这个动作并且是不可数名词的主语故用单三的谓语动词形式是一个客观现象用一般现在时表达反馈 收藏 ...
A. The temperature continues to rise. B. The temperature decreases. C. The temperature remains constant. D. The water stops vaporizing. 相关知识点: 试题来源: 解析 C。解析:当水达到沸点时,温度保持不变(the temperature remained constant)。所以答案是 C。反馈...
实验的目的是弄清水烧开时温度以及发生什么。___the temperature and what happens when water is boiling.
D
( )What happens when water__? A.to boil B.boiling C.will boil D.boils 为什么? 明天期中考,加急!!! D.boils 因为水是主动发生了沸腾boil这个动作,并且是不可数名词的主语,故用单三的谓语动词形式,是一个客观现象,用一般现在时表达
在本句中,be动词要用is。observe是动词,有“观察”的意思,在这里要用动词原形,即observe。所以,全句为: This experiment is designed to observe the temperature when water boils and what happens in water during boiling.(该实验的目的是观察水沸腾时的温度及发生的变化。)故答案为:is designed to observe...
百度试题 结果1 题目What happens when you keep the water in a kettle?(boil).[答案] boiling相关知识点: 试题来源: 解析 [解析] 本题考核动名词。keep the water boiling保持水沸腾, 故填boiling。反馈 收藏
with plenty ofbubbles appearing during boiling5. it can be seen that; with the temperaturereaching 100 degrees centigrade6. that water starts boiling; while plenty ofbubbles appear【完美成篇】This experiment is designed to observethe temperature when water boils and whathappens in water during ...
The water is boiling. What's the adjective for "boiling"? A. cold B. hot C. warm D. cool 相关知识点: 试题来源: 解析 B。“boiling”沸腾的,“cold”冷的,“hot”热的,水沸腾时是热的;“warm”温暖的,“cool”凉爽的。反馈 收藏