题干
The boy________be really annoying at times，but after a while，you'll get used to him.
A：must
B：should
C：shall
D：can
答案(点此获取答案解析）
D
The boy________be really annoying at times，but after a while，you'll get used to him.
A：must
B：should
C：shall
D：can
，下列说法正确的是