as引导时间状语从句时谓语动词可用be吗?
[1]状语从句,谓语,相关知识点带有until状语从句的主句谓语有何特点正:We didn’t stop until he came. 直到他来我们才 停止。误:We started until the rain stopped. 正:We didn’t start until the rain stopped. 直到 雨停我们才开始。误:He finished it until it was dark. 正

A. While B. As C. After D. How
不过顺便说一句,以上关于 as 的用法限制是针对它引导时间状语从句时而言的,它若引导原因状语从句,则无此限制。如:
[2]用法,从句,相关知识点imagine后接动词和从句的用法imagine后接动词和从句的用法1. 表示“想象”,其后可接动名词(可以有逻辑主语),但不能接不定式。如:Try to imagine being on the moon. 设法想象你是在月球上。I can’t imagine my mother approving. 我不能想象我母亲也赞成。注意,imagine 后不接不定式或不定式的复合结
I went to bed early, as I was exhausted. 睡得早,因为我筋疲力尽了。
As he is young, we can’t be too hard on him. 由于他还年轻,所以我们不能对他太苛刻。
be相关单词意思与记忆法:
be单词意思解释释义:
vt. 是, 表示, 在vi. 是, 表示, 在【计】 后端, 总线允许【医】 铍(4号元素)相关词组: be it that... be it true or not be that as it may the...to be so be it
be单词相关例句:
We shall defend our island, whatever the cost may be . We shall fight on the beaches, we shall fight on the landing-grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender.——Winston Churchill British prime minister 无论需要付出多大的代价,我们也要捍卫我们的岛国。我们要战斗在海滩,我们要战斗在登陆地带,我们要战斗在田野、街巷,我们要战斗在山冈、丘陵,我们决不投降。英国首相 丘吉尔, W。
Smokers and nonsmokers can not be equally free in the same railway carriage.——Ceorge Bernard shw. British dramatist. 吸烟者和不吸烟者在同一节车厢里无法享受同样的自由。英国剧作家 肖伯纳,.G.
HAPPINESS——A lifetime of happiness ! No man alive could bear it ; it would be hell on earth .(G. Bernard Shaw ,British dramatist )终身幸福!这是任何活着的人都无法忍受的,那将是人间地狱。(英国剧作家 肖伯纳. G.)
False with one can be false with two. 对一个人虚伪,也会对两个人虚伪。
It is impossible that a man who is false to his friends should be true to his country. 对朋友不义,不可能对国家效忠。
Love all, trust a few, be false to none. 要爱一切人,相信少数人,不要负于任何人。
We are in bondage to the law in order that we may be free. 我们受法律约束,为的是可以自由。
The world can be changed by man's endeavor, and that this endeavor can lead to something new and better .No man can sever the bonds that unite him to his society simply by averting his eyes . He must ever be receptive and sensitive to the new ; and have sufficient courage and skill to novel facts and to deal with them . (Franklin Roosevelt , American President )——人经过努力可以改变世界,这种努力可以使人类达到新的、更美好的境界。没有人仅凭闭目、不看社会现实就能割断自己与社会的联系。他必须敏感,随时准备接受新鲜事物;他必须有勇气与能力去面对新的事实,解决新问题。(美国总统 罗斯福建. F.)
If you command wisely, you'll be obeyed cheerfully. 倘君指挥有方,人人欣然听命。
It is conflict and not unquestioning agreement that deeps freedom alive. In a free country there will always be coflicting ideas, and this is a source of strength.——Thomas Jefferson. American president 使自由保持活力是冲突而不是绝对的一致。在一个自由的国家里总会有各种相冲突的思想,而这正是力量的源泉。美国总统杰斐逊 .T.
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