表示在某场合 occasion 前用介词 on 的。如：
The friends call each other on occasion. 朋友们有时相互通通电话。
She ran away from home on several occasions. 她几次离家出走。
On this occasion, as it happens,the engine started immediately. 这一次碰巧引擎...
老师好！1. Occasionally,unusual creatures are washed to the shore,but they are rarely caught out at sea.本句中 out at sea 在书中注解为“在远海”。2. A small fishing boat was carried miles out to sea by the powerful fish.本句中 out to sea 在书中注解为“向外海”。请...
Mikee老师说：(a) If it should rain tomorrow, the party would not be held.(b) If I were to be young again, I would go to America to study.(c) If the sun were to rise in the west, I would not break my word.a句是真实条件，b，c句是非真实条件，第2，3句是无法用should的！（应...
1. No matter how hard I tried, the computer didn't start.2. No matter how hard I tried, the computer wouldn't start.以上两个句子都表示“无论我怎么努力，电脑不启动”。第一个句子很好理解（如果这种表达方式没错的话）；第二个句子中的would在很多...
It is the temperature of air that surrounds our parcel that determines
whether it continues to rise or stabilises.疑惑为什么前面有It is？the temperature of air that surrounds our parcel是定语从句修饰后的主语，determines是谓语，whether it
continues to rise or stabilises是宾...
表示“有助于做某事”，英语是用 be good for doing sth 还是用 be good to do sth？比如：Riding a bicycle is good to develop the leg muscles. Riding a bicycle is good for developing the leg muscles. 哪句对？还是都对？
...是早于谓语动词的动作的，例如 He is happy to have heard the good news. be happy应该是听到好消息之后，那么这种情况下To have heard the good news，he is happy.这个句子成立么？还有就是To have finished his task，he went out. 这个句子中To have finishe...
...是陈述语序，则变宾语从句时不改变语序”比如：Which is the way to the museum？和What is wrong with you？这两句均为陈述语序，which和what做主语。可比如：What is your name？和What are you doing？这两句就不是陈述语序，what分别做表语和宾语...
...ds that has never before existed in
all of history， How can this be， The answer lies in how many different arrangements of 52 cards，想请教老师1.我看头一段话语序表述很奇怪，可否改成the arrangement of cards that you are holding
has almost certainly never before existed...
Yet to promote such distorted eating is dangerous, not only to those
doing the eating on the shows but also any who may be tempted to emulate or
compete with them, it can cause eating disorders such as bulimia and can prove
fatal.句子来自中国日报http://www.chinadaily.com.cn/a/202112/19/WS61b...
...句中会使用现在进行时呢？例如：If it's raining tomorrow, the sports can take place indoors.（为什么不说If it rains tomorrow? 二者有何区别？） If you are standing at the corner when I pass tomorrow, I'll give you a
lift into town.（为什么不说If you sta...
...，ability 只用于人，不用于事物。如：I doubt my ability to do the job. 我不能肯定是否有能力做那份工作。Tiredness can affect your ability to drive. 疲倦会影响你的驾驶能力。但我找到一个例子，它是用于事物的：This year has tested indust...