问题
单项选择题
His first book ______ next month is based on a true story.
A．published
B．to be published
C．to publish
D．being published
答案
参考答案：B
解析： his first book和publish构成动宾关系，所以应该填入publish的被动语态， 排除C。由next month可知应用将来时态，故选B。