If you were here ,I'm sure you_would_help__(help) you.
问题描述：
If you were here ,I'm sure you_would_help__(help) you.
答
正确,不过：
you 改为me 会更好,不然不通呢.
If you were here ,I'm sure you（ would help) you.
这也是虚拟语气：如果你在这儿,我确信你会帮你（我）.
从句一般现在时,主句一般将来时.
祝开心!哦，不小心打错了(*^__^*) 嘻嘻……