(单选题) This is the first book I find worth______.(本题1.0分)https://bgk-photo.cdn.bcebos.com/9c16fdfaaf51f3debc76f50584eef01f3b29798e.jpg 
A:  to be read https://bgk-photo.cdn.bcebos.com/48540923dd54564e88a1a858a3de9c82d0584f8e.jpg 
B:  reading https://bgk-photo.cdn.bcebos.com/d009b3de9c82d158d34615d0900a19d8bd3e428e.jpg 
C:  having been read https://bgk-photo.cdn.bcebos.com/a71ea8d3fd1f4134bcf3491f351f95cad0c85e8e.jpg 
D:  being read标准答案:A