interfere with 打扰, 妨碍, 与……抵触
it (all) depends 视情形而定, 要看情形了, 要看情况而定
It (so) happened（chanced）that +clause. (有时、往往)会发生, 碰巧,恰巧
it appears as if 看来, 似乎
it appears that 看来, 看来好像, 似乎
it could not be helped. 没有办法
It is (high) time + (that) 主语＋did /should do + 其它。该做……了，是做……的时候了
It is / was said that+ 从句 据说
It is / was＋ 被强调的部分＋that+剩余的部分
It is / was＋ 被强调的部分＋who(that)+剩余的部分
