---Thank you very much.---You are welcome.I was ___glad to help.A much too B only too

题目

---Thank you very much.---You are welcome.I was ___glad to help.A much too B only too
老师给的正确答案是B.为什么

答案

正确答案是B.因为这是英文的地道表达方式,意思是“非常高兴/乐意”.