You see so many people here. I think it is hard to make yourself .A. understoodB. heardC.

问题补充：

You see so many people here. I think it is hard to make yourself .

A. understood

B. heard

C. known

D. accepted

答案：

A. understood

(答案→)B. heard

C. known

D. accepted

解析：可联系答案网客服索取此答案。