6. Very few people understood his lecture, the subject of which was very ________.

　　A. dim光线黯淡的记忆模糊的

　　B. obscure晦涩的难懂的

　　C. conspicuous交通标记明显的

　　D. intelligible容易被人理解的

　　answer：B

　　7. This movie is not ________ for children to see; it contains too much violence and too many love scenes.

　　A. profound深奥的难懂的深刻的

　　B. valid合法的有根据的符合逻辑的

　　C. decent合适的适合的体面的(indecent)

　　D. upright诚实的公正的

　　answer：C

　　8. The wood was so rotten that, when we pulled, it ________ into frogments.

　　A. broke off折断(拉树枝，拉下来一部分，这部分碎了)

　　B. broke away逃脱

　　C. borke through突破强行通过

　　D. broke up破碎折断(全部都碎了)

　　rotten腐朽【恨谁对谁用rotten】

　　You are a rotten dancer.跳舞很屎

　　You are a rotten teacher.教的很烂

　　means卑鄙无耻的

　　You are a means teacher.不顾及人权的老师

　　【女生对男生说：“你这个死人,我把你的头从你身上拧下来”用brake off

　　拔出手枪把头轰掉：broke up】

　　answer：D A

　　9. The detective and his assistant have begun to ________ the mysterious murder.

　　A. come through

　　B. look into (into进入中心)

　　C. make over

　　D. see to

　　answer：B

　　★10. Sadly, the Giant Panda is one of the many species now in danger of ________.

　　A. extinction (2000年的致爱)

　　B. migration迁徒

　　C. destruction家世血统

　　D. extraction

　　answer：A