Iwishyoucouldcome和Iwishyoucancome两句哪个对?类似的还有wouldrather,ifonly可用陈述语气吗?还有It‘stimethat,inorderthat，forfear，incase,whether,though,whatever这些词只能用虚拟嘛？

Question

I wish you could come和I wish you can come两句哪个对?
类似的还有would rather,if only 可用陈述语气吗?
还有 It‘s time that, in order that ， for fear ，in case,whether,though , whatever这些词只能用虚拟嘛？

Answer 1

I wish you could come.委婉一些,要好一些吧?if only则表示"如果……就好了".If only也可用于陈述语气.It's time + that clause 时,that可省略,time可由about修饰,从句中的谓语动词有两种形式,或者用动词的过去式(be...