This singer is always very ________ to the reaction of the audience when she gives a performance．

1. A.
   sentimental
2. B.
   positive
3. C.
   sensible
4. D.
   sensitive

This singer is always very______to the reaction of the audience when she gives a performance.

A. sentimental　　　　　　   B.positive　　　　　　　　　　 C.sensible　　　　　　　　　　 D.sensitive