—Hello! May I speak to Kate?
—Sorry, she isn’t in. She ________ ping-pong outside.
A . is playing B . plays C . played D . will play
A
【详解】句意: —— 你好!我可以和凯特说话吗? —— 对不起,她不在。她在外面打乒乓球。
考查现在进行时。根据 “Sorry, she isn’t in.” 可知,阐述正在发生的事,用现在进行时,结构为 “be+ 现在分词 ” 。故选 A 。