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课件网) Grammar Continuous Tense We can well remember in the cartoon, the cat Tom is always chasing after the mouse Jerry, but rarely succeeds in catching it. Actually sometimes they are friends. Oh, look, they are dancing together. However, a lot of times they are enemies. You see, Tom now is running after Jimmy. And do you know Tom was also running after Jimmy at this time yesterday! Therefore, it seems that Tom has always been running after Jimmy. 1. 进行时中常见的三种：_____, _____ 和_____. My discovery: 2. 现在进行时的形式： 过去进行时的形式： 现在完成进行时的形式： 现在完成进行时 现在进行时 过去进行时 is / am / are doing was / were doing have / has been doing 现在进行时表示： 过去进行时表示： 现在完成进行时表示： 现在正在进行的动作 （标志词：now……） 过去正在进行的动作 （标志词：at this time yesterday） 从过去某一时间开始一直延续到现在的动作，这一动作可能刚开始，也可能仍然继续，并可能延续到将来 （标志词：since/for ……） Watch a video and do the exercise. (Background: Bald guy Qiang() _____ (use) his electric saw (电锯) to work.) The bear brothers _____ (learn) to sing from a bird. Suddenly a big noise interrupts their singing. After several seconds’ pause, the bird is starting to sing when the big noise comes again. The bear brothers feel so upset because they are always being interrupted by the terrible noise, “Oh, my God, it must be Qiang that _____ (cut) down trees! He _____ (do) the same thing at this time yesterday, the day before yesterday, even several days ago! Why He is always cutting the trees. It seems that he _____(cut) since we were born!” is using are learning is cutting was doing has been cutting My summary1: 动词的ing形式 learning doing using cutting 少数几个以-ie结尾的单音节动词,把ie变成y再加-ing,如：恐怖三人行 dying 死；tying 系，捆绑；lying 躺或说谎. 以不发音的e结尾（重读相对开音节）的动词,去掉e再加ing. 直接加上-ing 以重读闭音节结尾的动词,末尾只有一个辅音字母时,先双写这个辅音字母再加上-ing. 当e前面是元音或去掉e引起发音变化时,e要保留：agree see agreeing seeing My summary2 1. The bear brothers feel so upset because they are always being interrupted by the terrible noise. 2. Qiang is using his electric saw to work. Qiang is cutting the tree recently. He is always cutting the trees. 现在进行时的被动语态： 过去进行时的被动语态： is/am/are being done was/were being done 现在进行时表示： 说话时正在进行的动作或存在的状态。 表现阶段在进行的情况，虽此刻动作不 一定在进行。 表反复或习惯的动作，常与“always, continually”连用，表说话人的赞扬、厌恶、不满等感彩。 Q1：现在进行时还能表示…… Enjoy a song. I'm babysitting on Thursday. Would you like to go out on Monday No, sorry, I can’t. Why not I‘m babysitting (照料小孩)on Monday. Would you like to go out onTuesday No, sorry, I can’t. Why not I‘m doing my laundry（洗衣服） on Tuesday. Would you like to go out on Wednesday No, sorry, I can’t. Why not I'm working overtime on Wednesday. Would you like to go out on Thursday N ... ...
