—Do you think I could borrow your dictionary?
— .
A. Yes,you may borrow
B. Yes,you could
C. Yes,help yourself
D. Yes,go on
网友回答
A. Yes,you may borrow
B. Yes,you could
(答案→)C. Yes,help yourself
D. Yes,go on
解析:英美人在提出请求和答应时应做到客气、婉转。回答请求时要坦率,行还是不行态度要肯定。问句中could是婉转的语气,而不是过去时,故应排除B。A和D两项均不符合语法或语意,故排除。help yourself意为“随意用”。