题干
3．--- Will Helen get disappointed if I tell her she failed?
--- I think she__________.
A：may
B：has to
C：should
D：Need
答案(点此获取答案解析）
A
A：may
B：has to
C：should
D：Need
=(1,1)，
=(2，5)，
=(3，x)满足条件(8