青光眼可选用().
A.东莨菪碱
B.毛果芸香碱
C.琥珀胆碱
D.阿托品
E.新斯的明
参考答案:B
-Let’s __________the subway to the park.
- That _________ good.
A.ride; sound
B.take; sounds
C.by; sounds
D.taking; is sound
修一条公路,每天修0.5千米,36天完成.如果每天修0.6千米,多少天可修完?(用比例方法解)