----Please come in and make yourself.--Thank you ！A. at seaB. at willC. at homeD. at s

问题补充：

----Please come in and make yourself.

----- Thank you ！

A. at sea

B. at will

C. at home

D. at sight

答案：

A. at sea

B. at will

(答案→)C. at home

D. at sight

解析：句意：请进来，把它当成你的家一样。谢谢！make oneself at home是某人自己宾至如归，固定搭配，故选C