— I hear you’re got a set of valuable Australian coinsI have a look ?— Yes certainly.

问题补充：

— I hear you’re got a set of valuable Australian coins. I have a look ?

— Yes, certainly.

A. Do

B. May

C. Will

D. Should

答案：

A. Do

(答案→)B. May

C. Will

D. Should

解析：may 表示征求对方的许可，will表示征求许可时，往往与第二人称连用，故选B。