如果结果状语从句的主语与主句的主语相同， 可用so (adj./adv.) as to取代该结果状语从句， 注意体会以下例句： The weather was bad, so as to make a good photo hard to take. 天气恶劣， 以致难以拍出来好照片。// He was so kind as to phone for a taxi for the patient. 他是如此热心， 以至于他为病人打电话叫了出租车。// How could you be so stupid as to believe him? 你怎么这么笨， 竟相信了他的话？

　　[编辑本段]补充强化训练题

　　　　1. It was five o'clock in the afternoon ____ they climbed up to the top of the mountain.

　　　　A. since B. when C. that D. until

　　　　2. Do think ____ reading.

　　　　A. while B. when C. as D. for

　　　　3. ____ the window, my hand was cut unexpectedly.

　　　　A. Cleaning B. To clean

　　　　C. While cleaning D. While I was cleaning

　　　　4. ____, one becomes more experienced.

　　　　A. When one grows older B. As one grows older

　　　　C. The older one grows D. While one will be older

　　　　5. I shall ring you up ____ you should forget to come.

　　　　A. because B. for C. in case D. in order that

　　　　6.Do you mind ____ how you succeed?

　　　　A. if I go and see B. if I go seeing

　　　　C. my going and see D. my go to see

　　　　7. : Are you sure that you've met him before?

　　　　: ____ I'm mistaken.

　　　　A. Unless B. If C. When D. Though

　　　　8. The students will go on playing football ____ or not.

　　　　A. whether it rains B. if it rains

　　　　C. whether it will rain D. no matter it rains

　　　　9. Francis Preston Blair, ____ born in Kentucky, lived and practiced law in Missouri.

　　　　A. was B. he was C. although D. as

　　　　10. The wounded soldier died though the hospital ____.

　　　　A. tried to pull him through B. managed to pull him through

　　　　C. went all out to pull through him D. managed to pull through him

　　　　11. ____, he is healthy, however.

　　　　A. Though older as he B. Though he is as old

　　　　C. Old as he is D. Old as he will be

　　　　12. No matter ____ hard it may be, I'll carry it out.

　　　　A. what B. whatever C. how D. however

　　　　13. : Have you found your key?

　　　　: Yes, it was lying ____ I often watch TV in my room.

　　　　A. what B. which C. how D. where

　　　　14. : How is it that you are late for class again?

　　　　: ____.

　　　　A. By bus and them on foot B. Because I missed the bus

　　　　C. It's quite all right D. It's far from school

　　　　15. ____ you have come, you must not go away so soon.

　　　　A. For B. Now that C. Because D. So that

　　　　16. I remember this story ____ it happened yesterday.

　　　　A. though B. if C. for D. as though

　　　　本章补充强化训练题参考答案

　　　　1.B 2.A 3.D 4.B 5.C 6.A 7.A 8.A 9.C 10.A

　　　　11.C 12.C 13.D 14.B 15.B 16.D