问题
选择题
-Look！What’s _________ in the sky ?
- It looks like a kite .[ ]
A. this
B. that
C. these
D. those
答案
答案：B
搜题请搜索小程序“爱下问搜题”
-Look！What’s _________ in the sky ?
- It looks like a kite .[ ]
A. this
B. that
C. these
D. those
答案：B
类药物的主要临床用途包括（）。