e.g. Dont neglect locking(to lock) the door when you 14.* relevant adj.有关的,切题的,恰当的 e.g. While writing my term paper I was able to borrow all the relevant books from the school library. I 15.* investigate v.调查,探究 e.g. Police are still investigating how the car accident 16.* 'throw/cast/shed(new) light on使某事物清楚些,揭示 e.g. These facts throw light on the matter His reaction to this event threw(new) light on his possible involvement in 17.* exception r.例外 e.g. There is an exception to every rule 18*on one's own e.g. You needn't give me any help I am able to manage on my own. 19.* accomplish V.完成实现 accomplishment n e.g. Considering their capacity, the possibility of accomplishing the task is not high 20.* proceed to= go on to继续,尤指停顿之后 e.g. Lets proceed to the next item on the contract 21.* in due course在适当时机 e.g. Be patient. You will get your promotion in due course 22*critical adi e.g. It took years to develop one's critical ability Have you read critical opinions on this latest play in todays newspaper? 23. s*effectively adv. effectn (1)有效的,能产生预期效果的 e.g. They have taken effective measures to boost output The medicine is an effective cure for a headache )生效的,起作用的 become effective e.g. The agreement will become effective from March 24 * principal (1)adj.主要的,首要的 e.g. The couple's principal concern is to earn enough money to send their children to school (2)n.校长 e.g. Complaints from the students began arriving at the principal's office STEP FIVE b. Practice STEP SIX Homework a. Orale.g. Don’t neglect locking (to lock) the door when you leave. 14. *relevant adj. 有关的，切题的，恰当的 e.g. While writing my term paper I was able to borrow all the relevant books from the school library. ] 15. *investigate v. 调查，探究 e.g. Police are still investigating how the car accident happened. 16. **throw/cast/shed (new) light on 使某事物清楚些，揭示 e.g. These facts throw light on the matter. His reaction to this event threw (new) light on his possible involvement in it. 17. *exception n. 例外 e.g. There is an exception to every rule. 18. *on one’s own e.g. You needn’t give me any help. I am able to manage on my own. 19. *accomplish v. 完成,实现 accomplishment n. e.g. Considering their capacity, the possibility of accomplishing the task is not high. 20. **proceed to =go on to 继续，尤指停顿之后 e.g. Let’s proceed to the next item on the contract. 21. *in due course 在适当时机 e.g. Be patient. You will get your promotion in due course. 22. *critical adj. critically adv. e.g. It took years to develop one’s critical ability. Have you read critical opinions on this latest play in today’s newspaper? 23. **effectively adv. effect n. (1) 有效的，能产生预期效果的 e.g. They have taken effective measures to boost output. The medicine is an effective cure for a headache. (2) 生效的，起作用的 become effective e.g. The agreement will become effective from March 24. *principal (1) adj. 主要的，首要的 e.g. The couple’s principal concern is to earn enough money to send their children to school. (2) n. 校长 e.g. Complaints from the students began arriving at the principal’s office. STEP FIVE: Consolidation ( 7’ ) c. Summary b. Practice STEP SIX: Homework ( 1’ ) a. Oral: