无机废物的处理主要是卫生添埋法,卫生填埋的主要方法有()
A.平面作业法
B.斜坡作业法
C.沟填作业法
D.郊外作业法
E.深层作业法
参考答案:A, B, C
某男,20岁,右上臂撞伤中下段成角畸形,伤后腕关节不能主动背伸,各掌指关节不能主动伸直,除考虑肱骨干中下段骨折外,还应首先考虑何种各并伤?()
A.臂丛神经损伤
B.肌皮神经损伤
C.正中神经损伤
D.桡神经损伤
E.尺神经损伤
词汇。
1. Jackie Chan is a great_______ (act). His new movie Speed is a very_______ (success) action movie.
2. She likes_______ (comedy) but she doesn't like_______ (documentary).
3. -Do you like_______ (play) sports?
-Yes,I_______ (play) volleyball every day.
4. I_______ (not like) tennis. Let's_______ (go)to the zoo.
5. Katrina Pedrosa is a_______ (run) star and she eats a lot of_______ (health) food.