—What is Lucy doing now?—She a book. A. readB. readsC. reading D. is reading

网友回答

A. read
B. reads
C. reading
(答案→)D. is reading
解析：句意：露西现在正在做什么？——她正在读书。根据上文，可知下文描述的是现在正在进行的动作，故用现在进行时态，选D。