梨状肌综合征的疼痛弧是（）

A.≤30度

B.≤45度

C.≤60度

D.≤70度

E.≤90度

1. 自1978年以来，我的家乡呈现出新的面貌。    

Since 1978, my home town has ________ ________ a new look.

2. 科学家正试图想出解决这个问题的方法。   

The scientists are trying to ________ ________with a solution to the problem.

3. 请挪一下，给这位老人让个地方。    

Please move along and ________ ________for the old.

4. 法律要求人人平等，不论种族、性别和出身。

The law requires equal treatment for all, ________ ________race,sex and origin.

5. 她致力于教育事业，深受学生的尊敬和喜爱。    

She ________ herself ______the cause of teaching and was loved and respected by her students.