do you know w___ they will hold a party this weekend or not?该怎么填?

问题描述:

do you know w___ they will hold a party this weekend or not?该怎么填?

whether.是否。因为后在出现了or not.

你知道他们这周末是否会举办一个派对呢?
whether……or not “是否”。

应该是whether吧 有个结构:whether...or not

whether 搭配whether。。or not

Do you know (whether,是否) they will hold a party this weekend or not?
你知道他们本周末是否举办聚会吗?
whether...or not,是或否.