女性,39岁,车祸后造成截瘫,现在下肢肌肉瘫痪,感觉减退,尿失禁,大便尚能控制,其截瘫指数是()。
A.1
B.2
C.3
D.4
E.5
参考答案:D
Our son doesn’t know what to ______ at the university;he can’t make up his mind about his future.
A.take in
B.take up
C.take over
D.take after
最不稳定的维生素是()。
A.维生素C
B.维生素A
C.维生素D
D.维生素K
E.维生素E