4 Young as she is, Claire is very good at attending to difficult customers.

Young as she is, Mary is very good at difficult customers.(2.0分)

Young as she is, Claire is very good at attending to difficult customers. 4.

______ she seemed to find English very difficult, but later he made very good progress.

A、At the first

B、At present

C、At the present

D、At first

She is young and _______________,but she is good at learning.