The thought of going back home was _______ kept him happy while he was working abroad.

A．that

B．all that

C．all what

D．which

下列哪项不是排卵型月经过多的临床表现（）。

A.月经周期正常

B.经量增多

C.妇科检查无异常

D.基础体温呈单相型

E.子宫内膜检查呈分泌改变