(2013·高考浙江卷)Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.

A．these

B．some

C．ones

D．those

功能失调性子宫出血是：（）

A．多数为无排卵性功能失调性子宫出血

B．多数为有排卵性功能失调性子宫出血

C．多数合并生殖器官病变

D．指的是绝经期功能失调性子宫出血