This pair of shoes is very nice.May I ______?
A.try it on B.try them on C.try on it D.try on them
选B,意思是:这双鞋很好.我可以试穿吗?
try on 试穿,这是动词和副词构成的词组,当代词作宾语时,代词只能放在try 与on之间,如果名词作宾语,名词可放其之间,也可在on的后面.另：shoes是复数,所以选B .