She wanted the comfort of a large car and the low cost of a small one，so she bought a size in between the two______.

A．for compromise

B．as a compromise

C．as compromise

D．for a compromise

患者，女，25岁，已婚。月经周期先后不定，量多如注，持续十余日不净，婚后1年半，未避孕未孕。可诊断为

A．月经先后无定期

B．崩漏

C．月经过多

D．经期延长

E．不孕症