问题
选择题
I like to play _________.[ ]
A. a basketball
B. the basketball
C. basketball
D. an basketball
答案
答案：C
搜题请搜索小程序“爱下问搜题”
I like to play _________.[ ]
A. a basketball
B. the basketball
C. basketball
D. an basketball
答案：C
键的键能为160kJ/mol（
分子中的键能为942kJ/mol），下列有关高聚氮的说法不正确的是[ ]