问题描述：
I don't think it advisable that Tom be assigned to the job since he has no experience.
I don't think it （为什么不加is）advisable that Tom be assigned to the job since he has no experience.
I don't think it （为什么不加is）advisable that Tom be assigned to the job since he has no experience.
问题解答：
我来补答展开全文阅读