Question

I don't know ________.

1. A.
   where does he come from
2. B.
   what is his name
3. C.
   how old he is
4. D.
   when will he leave

Answer 1

C
本题考查学生对宾语从句的构成是否正确理解和掌握了。宾语从句部分应当用陈述语序。A、B、D三个选项都用了疑问语序，因此，是错误的。