问题
选择题
---Thanks for your trouble.
---Not at all. I’m _____ pleased to help you.
A．too much
B．too only
C．so much
D．only too
答案
答案：D
only too 极为，非常 too eager / ready / glad / willing to do sth. 非常想干某事
The boy is too eager to get a geography book.