It suddenly　 me how we could improve the situation

A.hit B.strike C.beat D.knock

It was playing computer games that cost the boy plenty of time that he ______doing his lessons.
A. might have spent           B. must have spent  
C. ought to have spent         D. must gain

Limited natural resources should be made full use of 　　　　　　　　(满足) of energy.(meet)

Some people are good at _____ voices on the phone while others ______.

　 A. knowing; aren’t 　 B. recognizing; don’t　 C. knowing; don’t D. recognizing; aren’t

假设你是李华，昨天学校为你们举办了18岁成人宣誓仪式。请根据下列要点给你在美国的笔友发一封电子邮件，描述宣誓仪式过程并简述你的感受。

要点：1.宣誓仪式；

2.感谢家长和老师的培养、教育；

3.老师送贺卡；

4.表演节目。

注意：1.邮件必须包括以上要点，可适当发挥；

2.词数：100左右；

3.开头已为你写好。

参考词汇：宣誓make an oath

She was wearing a strong p　　　(香水味).

Though ______, many laws of nature exist.

A. not having been discovered 　 B. having not been discovered

C. not having discovered 　 　　D. having not discovered

I didn’t mean to keep you waiting here for a long time. There are several traffic jams on the

　 way. Can you ____ me?

　 A. apologize　　 B. interrupt　　 C. forgive　 D. behave

--- Please tell Bruce he has won the first prize in the maths contest.

　 --- 　　　　 He never did so well before.

　 A．Congratulations! B．Good luck!C．That’s right.D．What a good surprise!