-----Excuse me, but could I trouble you for some change?

-----_______.Will pennies do?

A．I know

B．Never mind

C．I am sure

D．Let me see

日本血吸虫虫卵形态特征是（）.

A.灯泡形，具卵盖.肩峰，末端有小疣，内含毛蚴

B.卵圆形，淡黄色，无盖，一侧有一小棘，内含毛蚴

C.椭圆形，卵壳厚薄不匀，卵盖明显，内含卵细胞及卵黄细胞

D.呈纺锤形，棕黄色，两端有透明栓，内含卵细胞