题目内容：

1 He didn't mention anything about the party ___ the date.
A either even B not even C even neither D even nor
2 Weather ___ ,the picnic will be held as scheduled.
A permits B permitting C will permit D should permit
3 I've already told you that I'm going to buy it,___
A however much it costs B how much does it cost
C how much odes it cost D no matter how it costs
这几道题考查哪些知识点 选哪个 为什么