问题
选择题
____ the boy is to learn to talk.
A．How slow
B．How slowly
C．What a slow
D．What a slow way
答案
答案：A
这是感叹句，还原为：The boy is slow to learn to talk和The boy is to learn to talk slowly语法上都没有什么错误，但根据语境和常识判断，前一句是正确的。