题干
We need to _____ after eating to have good teeth.
A：take a walk
B：brush our teeth
C：get dressed
D：o our homework
答案(点此获取答案解析）
B
We need to _____ after eating to have good teeth.
A：take a walk
B：brush our teeth
C：get dressed
D：o our homework
”表示抑制）．下列相关叙述中不正确的是（ ） 