________ with what he said, what he did was more valuable.

A．Comparing

B．Compare

C．To compare

D．Compared

子宫内膜异位症最主要的临床表现是（）。

A.经期第1-2日出现腹痛

B.两侧下腹剧烈腹痛

C.经期腹痛伴发热

D.经期腹痛伴肛门坠涨感

E.继发性痛经，进行性加重