英语复习知识点概要Join和keep ;store; save Join还可表示“来（去）和某人呆在一起，把……连在一起” I will join you in a few minutes.我一会就过来。 Please join the two ends of the rope together.把绳子两头接起来。 2)join in 表示“参加正在进行的活动”。如 ：join in a game /discussion/conversation/walk/talk参加游戏/讨论/谈话/一起散步/一起讨论。亦可说：join sb. in (doing)sth.表示“加入某人一起做某事”。 3)take part in 表示“参加会议、活动”，侧重说明主语参加并发挥一定作用，part 前若有修饰语，要用不定冠词。如:take (an active)part in a party/school activities/physical labour(积极)参加聚会/学校活动/体力劳动。 4)attend 表示“出席、参加会议、仪式、婚礼、葬礼、典礼、上课、上学、听报告”。如：attend a  meeting/a sports meeting/a concer/a show/school/a lecture参加会议/运动会/出席音乐会/出席展览会/上学/听演讲。 [应用]完成句子 ①我哥哥参军2年了。 It’s two years since my brother_______the army. 高中英语单词表3500词必背 英语单词记忆法 高中英语课本 ②我的朋友和我一起祝你生日快乐。 All my friends_______ ________ ________ wishing you a happy birthday. ③今晚有一个聚会，你参加吗？ There will be a party this evening. Are you going to_______ ______ _______ it? ④迈克没有参加莉莉的婚礼。 Mike didn’t ______ Lily’s wedding. Key:①joined ②join，me,in③take,part,in ④attend keep doing sth.连续、持续地做某事。 ①They kept sitting there for several hours.他们在那里连续坐了好几个小时。 ②He kept asking silly questions.他不住地问些愚蠢的问题。 keep ;store; save 三个词都有“存”的含义。 store是及物动词，“储藏、储存”的意思，一般强调在一个空间范围内的保管和收藏。如： We had to store all this while we were away. 我们不在家时，得把所有的一切都收藏起来。如： After harvest we store the grain.收割后我们把粮食存起来。 save既可以是及物动词也可以是不及物动词，可指货币的储蓄。如： He was out of work, he had saved no money before.他失业了，以前也没有攒下钱。 They are saving for a house.他们正在存钱买房。 keep也有“保存”的意思，与store比较，它并不强调特定的地点和场所，是由“保留”的意思引申而来的。如： I have kept the old letters all the time.我一直把这些旧信保存了下来。 Will you keep the papers for me?你能为我保存这些论文吗？ keep sb.healthy使……保持健康 keep,n.“使维持（某种状态）”后可接adj.(ving,p.p,adv.)等作宾补。 ①I was so tired that I could hardly keep myself awake. ②I’m sorry to have kept you waiting so long. ③Keep your mouth shut and your eyes open. ④They kept us out. ⑤Once a cold kept him in bed for three days. keep up 该短语动词有以下现象，分述如下： ①keep sth.up使不低落，遵守 如：Even if we fail we should keep up our spirits. ②keep sb.up使晚睡 如：It’s wrong to keep the children up so late. ③keep up with sb.赶上，不落后，保持联系 如：I still keep up with my college classmates far away. 我仍与远方的大学同学保持着联系。