in the early days 早期
in the fields of something 在……领域
in the following years 在接下来的几年里
in the front of 在……内的最前面
in the future 在未来；在将来
in the hope of doing 带着……的期望
in the hospital 在医院里
in the last hour 在最后几个小时里 用于现在完成时
in the old days 过去的时候
in the past ten years 在最近 十 年里 用于现在完成时
in the same way 用相同的方法
in the sand 在沙子里
in the shade 在树阴下
in the years that followed 在接下来的几年里
in the years to come 在未来几年里
in this way 用这种方法
in time 及时
in total 总计；一共
increase by 增加
insist that somebody should do 坚持要某人做某事 虚拟语气
insist on doing/something 坚持……
insist that… 坚持说、坚持主张
intend for 为……准备
intend to do 打算去做
invite somebody to sp 邀请……到……
It appears/appeared to somebody that… 对某人来说好像……
It is high time that somebody did/should do 是该做……的时候了 虚拟语气
It is A not B… 是A不是B 谓语动词与A一致
It is a pleasure to do… 很高兴做某事
It is believed that… 人们相信……
It is better to do…than to do… 后者 比 前者 好
It is certain that… ……是确定无疑的
It is hoped that… 人们希望……
It is important that… ……重要
It is known that… 人们知道……
It is likely that… ……有可能…… 可能性一般
It is necessary that… ……有必要
It is no use/good doing… 做……没有用
It is no wonder that… ……毫无疑问。/……是确定无疑的。
It is not any use/good doing… 做……没有用
It is one's turn to do something 轮到某人做……
It is polite/impolite to do… …… 不 礼貌。
It is possible that… ……有可能…… 可能性最小
It is probable that… ……有可能…… 可能性最大
It is reported that… 据报道……
It is said that… 人们说……
It is suggested that… 人们建议……
It is tempting to conclude that… 我们可以推出结论……
It is thought that… 人们认为……
It is up to somebody to do 由某人来决定
It is useless doing… 做……没有用
It is/was+被强调部分+连词+从句 强调句型
It is+adj +of somebody =sb is adj 某人怎么样
It is+n +for somebody to do something = to do something is n for somebody 做某事对某人是……
It makes no difference 没有什么区别。
It occurred to somebody that… 某人忽然意识
到……
It seems that… 看起来……
It seems to somebody … 在某人看来……
It seems/looks/sounds as if/though… 看起来 听起来 好像…… 有虚拟语气形式
It so happened that… 偶然地、碰巧
It turned out that… 好像…… 接主语从句
join in 参加 大型活动
join somebody in 参加…… 接名词，表示活动
judge by/from 以……来判断……
Judging by/from… 从……判断，……
jump with joy 高兴地跳起来
keep somebody /something away from 阻止、远离
keep a certain distance away 保持一定距离
keep a strict eye on somebody /something 密切地关注……
keep as a young man 年轻时候
keep back ①阻止、阻挡、使……后退 ②扣留、保留
keep fit 保持身体健康
keep good hours 保持良好的生活节奏
keep in touch with 与……保持联系
keep off 使……离开
keep on doing something 持续做某事
keep one's promise/words 遵守某人的诺言
keep out 使……不进入
keep quiet 保持安静
keep somebody doing something 让某人一直做某事
keep somebody from doing something 阻止某人做某事
keep silent 保持沉默
keep something in check 阻止、防止、阻碍
keep the record 保持纪录
keep the rules 遵守规则
keep up 维持、保持 精神状态