Question

I don’t know ________

1. A.
   where is Jim
2. B.
   where does Jim come from
3. C.
   how old Jim is

Answer 1

C
此题考查宾语从句，其后只能接陈述语序，即主语+谓语，而不能用特殊疑问句。A,B都是特殊疑问句，而C是陈述语序，故选C。