The book was written in 1946, the education system has witnessed great c
题型：不详难度：来源：
The book was written in 1946, the education system has witnessed great charges. | A．when | B．during which | | C．since then | D．since when |
|
答案
| D |
解析
| since when引导定语从句。因为句中的谓语has witnessed是现在完成时,所以要用since when。when指代上文中的in 1946,表示“这本书是1946年写的,从那以后,教育体制发生了巨大变化”。 |
举一反三
Eric received training in computer for one year,_______ he found a job in a big company.| A．after that | B．after which | | C．after it | D．after this |
|
At last he chanced to sail back towards the place _____ he had started. | A．with which | B．for which | C．from which | D．on which |
|
You can only be sure of_____you have at present;you cannot be sure of something you might get in the future.| A．that;what | B．what;/ | | C．which;that | D．/;that |
|
| ____parents say and do has a life-long effect on their children. |
| It is none of your business _______ other people think about you.Believe yourself. |
最新试题
热门考点