问题
选择题
_____ be late again. [ ]
A. Try not to
B. Don’t try to
C. Try don’t to
D. Try not to
答案
答案：A
搜题请搜索小程序“爱下问搜题”
_____ be late again. [ ]
A. Try not to
B. Don’t try to
C. Try don’t to
D. Try not to
答案：A
CH3CH2OH+Cl－