The writer has published many books,______ are well received by the readers.
A、none of whom
B、all of which
C、neither of who
D、 one of which
题号:2 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题000:4
The old gentleman never fails to help_____ is in need of his help.
题号:3 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题000:4
She can stay in her workroom for 10 hours without eating or sleeping, all her attention ___ her painting.