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问题 some的词性(限定词和不定代词是如何区分的）

You'll find some in the drawer.你会在抽屉里找到一些。Here are some of our suggestions.这是我们的一些建议。There's still some wine in the bottle.瓶子里还有些葡萄酒。Have some more vegetables.再吃点蔬菜吧。some词性：det.pron.adv；老师，限定词和...

问题 give sb a hand,reach for one’s hand有区别吗

give sb a hand, reach for one’s hand（伸手）帮某人一把，有区别吗?如：Can you give me a hand?reach for your hand.

问题 对since和for提问是用when还是how long

—When did you come here?—______________.A. Half an hour beforeB. Since half an hourC. Half an hour agoD. For half an hour①请问这道题选A还是C呢？这两个选项又有什么区别呢？②对since和for提问是用when还是how long？

问题 notice sb do sth 与 notice sb doing sth 的区别与比较

您好，请教一道题。 Did you notice volunteers _______(help) a man cross the street ? 答案给的是help，为什么不是helping呢？[抱拳][汗]

问题 部分静态动词的过去分词作表语后接介词的疑惑

...词作表语后面都可以接两种介词，比如be surrounded/seized by/with，这又应如何分析呢？

问题 need 还是 must？

辅导班的一道题： —May I go out. Dad？ —No, you ________ let your mother know first. A. can  B. may  C. need  D. must 老师说答案为D, 理由是先要征求妈妈的意见，然后才能出去，我质疑说，即使先告诉妈妈也不一定允许...

问题 may as well与might well的用法区别

Your girlfriend looks quite upset, you _______ tell her the truth.A. may as well            B. have betterC. might well               D. needn't to老师，请问这题是...

问题 reason that...后面是同位语从句还是定语从句

It's a great feeling to think you're a small part of the reason that a kid decided to give school another try instead of dropping out or that a kid had the strength wp walk away whe someone offered him drugs.reason that后面是同位语吧，因为that后面的句子很...

问题 为什么if 引导的条件句中主句不用将来时而用现在时

If you say the word “communication”, most people think of words and sentences.We use “learned” body language when we are introduced to strangers. 在这个句中主句为什么不用将来时而用现在时。谢谢！

问题 who were 的省略问题

...句：Children as young as 5 or 6 were painting flowers, fish and animals with the skill and confidence of an adult; calligraphers 9 and 10 years old were producing works that could have been displayed in a museum.参考译文：年仅5, 6岁的孩子就带着成人的那种技巧与自信在画花...

问题 关于句中that指代以及vice versa用法的疑问

Some suggest that the world could divide into techno-camps, with the current system in which most technology spreads globally unpicked - "decoupled" - into competing systems, one controlled by X, another by Y. This would be very hard to bring about.  Publised research, patents, people...

问题 请问yet others充当什么成分

...ecting the water supply and agriculture; or that the cities could not cope with an increasing population, they exhausted their resource base, the trading economy broke down or they succumbed to invasion and conflict; and yet others that climate change caused an environmental change that affected foo...

问题 to the best of one’s ability中的ability可用复数吗

You will be expected to perform your duties to the best of your ______.A. abilities   B. ability选 B 肯定是对的。但是选 A 也可以吗？

问题 疑问代词和一般代词用法一样吗,代词就可以加名词或其它？

...me.what in god's mane was theat huge...where in heaven's name have you been..2. the hellwhat the hell was that noise?请问老师，这些都是加强语气吗？在句子中是什么作用的，充当什么成分？疑问代词，和一般代词用法一样吗，后面能接名词或名词...

问题 such as 和 more than 的用法

...做介词也可以做连词？比如：I don't have such a nice dad as you do. I don't have such a nice dad as yours. 这两句都正确吗？是否第一句as作连词，第二句中做介词？再比如，Her articles are more interesting than I thought.Her articles are more inte...