do you think the man need ____a doctor快
问题描述：
do you think the man need ____a doctor
快
答
to see ( need to do sth. 需要做某事)
答
a girl friend who is
答
to visit
因为有固定短语：
need to do ...需要…
visit the doctor 看医生
另外,need doing 表被动
例如,My room needs cleaning.
need to do 是主动.
故如上所述= =