4. 一位意大利医生想用克隆技术为那些很难生育孩子的夫妇提供一种可选择的方法。

　　__________________________________________________________________

5. 选修课程__________________ optional 名词________________

6. 处于一种未知的心理压力中_____________________________

7. contradictory adj. n. ________________ v. _____________________

　　in contradiction with________________________

Reading Practice

1. 向公众开放__________________

2. accompany v. 陪伴；陪同= go ... with，本身已包含了go的含义，故不能加多余的go

　他陪我们去公园。___________________________________________

3. 摧毁__________________

　He movie just knocked me out. He knocks out five books a year.

　拓展：knock about_________________ knock off ______________________

　　　　knock out ___________________ knock into _____________________

4. 失去控制_______________

局势已变得无法控制了。________________________________________

be in the control of _________________ beyond control ______________

lose control of __________________ under control____________________

5. 据我们所知________________

6. absorb v.吸收；吸引...的注意 be absorbed in _____________________

学生们专心致志地读书。________________________________________

7. 分解_______________ The car breaks down. He breaks down.

8. 复活____________ 使复活 __________________________

9．反之亦然___________________ 10. 在恐龙时期_________________________

11.在当今的环境下 __________________ 12. 发现做......有极大困难___________________

Cultural Corner

1. 一...就__________ 2. 结果______________________

3. 发生，产生______________（不用于被动语态）

　happen 指事先无计划、偶然地发生take place 指事先安排、计划的事情

break out 爆发，强调突然发生