如果你想介绍你的朋友 John,应说:_______A. This is John. B. I’m John.
( )I am having _____ ice cream. A.a B. an C./
( )She’s _____ breakfast. A. having B. have C. has
( )It _____ too hot. A.get B. getting C. gets
( )He’s walking _____ the park. A. in B. of C. on
( )He’s ______ a book. A.read B. reads C. reading