—I apologize for not being able to join you for dinner.

—________. We’ll get together later.

A．Go ahead

B．Not to worry

C．That’s right

D．Don’t mention it

刚地弓形虫寄生在人体的阶段有（）

A.滋养体

B.包囊

C.裂殖体

D.配子体

E.假包囊