Mrs Zhang has taught ______math for three years and she teaches very well. 

This is ny classmate.     _ name is Cindy.

—Have you heard of _________ about Jeremy Lin (林书豪)?—Yes. He did quite well in the last NBA basketball match.

 --- “Why don’t you go to the Science Museum?”  ---“I hear there’s ______ in it.”

— What's wrong with my son, doctor?— _________. Just a cold.