His idea,though good,needs ＿out.答案是“to be tried”,但为什么不能是“bei

His idea,though good,needs ＿out.答案是“to be tried”,但为什么不能是“bei He apopogized for his not being able to come 为什么是his not bei He needs to finish his homework this evening. 为什么是needs而不是ne your radio needs to be repaired.为什么是这种句式 是an good idea 还是 a good idea ,为什么 His idea ______ to be right though some people complained mu She needs（ ）a good rest.是have还是to have还是having还是to be it is a good idea for us this Saturday为什么不能是C it would be a good idea if you came out to talk about ICT wi It seem to be a good idea.为什么要加be DEBATE:IS IT A GOOD IDEA TO EAT OUT A debate:Is it a good idea to eat out?