could anyone tell me why the first gap present continuous is incorrect I know will wait is correct,but why will be waiting is incorrect ?does it make sense in grammratical structure?

Have you ever been aborad or gone ? Have you ever been aborad? or Have you ever gone abroad? Have you ever been skydiving? or Have you ever gone skydiving? could someone explain that for me Thank you !

third person singular your reason sounds or sound reasonable ? why is sounds ? your reason is third person singular? Thank you!

present perfect continuous or past perfect continuous I want to describe things dont go well ，which sentence make more sense ？ Things hadnt't been going very well for some time (present perfect continuous) or Things haven't been going very well for some time​ (past perfect continuous) ps I am talking about from past to present and things continue worse and worse

You always treat me like I am three You always treat me like I am three Is this sentence correct？ Thank you

walk me through what does the phrase "walk me through" mean ？

Things should be get better OR Things should get better Things should be get better or Things should get better Which one is right Thx

Is this phrase "has/have been opened" correct I know this sentence is correct : The cafe has been open for about ten minutes But this one I assume is wrong : The cafe has been opened for about ten minutes I'd like to know this phrase "has/have been opened" in grammatical structure correct Thank you !