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1、.一般现在时和现在进行时是初一阶段所学的两种重要时态，它们的不同之处有以下几点：1)基本用不同；2)谓语动词的形式不同；3)时间状语不同；4)有不同的特殊用法。一、基本用法不同【 1】一般现在时用来表示 习惯性的动作或状态 。如： She goes to school by bike every day. 她每天骑自行车去上学。【 2】现在进行时用来表示 现在 (说话的瞬间 )正在发生或进行的动作或者用来表示现阶段正在进行或存在的状态 。如： Look ! She is reading under the tree. 瞧！她正在树下看书。二、谓语动词的形式不同【 1】一般现在时的谓语动词： 1
2、) be 动词用 am/is/are 这三种形式； 2)实义动词用动词原形或第三人称单数形式 (根据主语数的变化而变化 )。【 2】现在进行时谓语动词的形式为：am / is / are+ 动词 -ing 形式 。如： We go to school atseven in the morning. 我们早晨七点钟上学。I am reading English now.我现在正在读英语。三、时间状语不同【1】一般现在时常与 often, sometimes, always, usually 等频率副词及 once a week/day 等频率短语连用，还与 every morning /day
3、/ week., on Wednesday, in the morning / afternoon / evening 等时间状语连用。【2】现在进行时常与now, these days, these weeks 等时间状语连用。 句首有Look ! / Listen !等提示语时，后面的句子中动词一般用现在进行时。四、特殊用法1. 一般现在时的特殊用法：表示客观真理、自然现象往往要用一般现在时表示。如： Themoon goes round the earth.月亮绕着地球转。2. 现在进行时的特殊用法：现在进行时与 always 连用时，往往含有赞扬、厌恶、责备等感情色彩 。如：He is
4、 always working hard. 他总是非常努力地工作。(表示赞扬 )come, go, begin, start, leave等动词常用现在进行时表示将要发生的动作。如：Im coming.我就来。一、选择题练习1. Who _ over there now?A. singingB. are singC. is singingD. sing2. It s eight o clock. The students _ an English class.A. haveB. havingC. is having D. are having3. Listen! The baby _ in t
5、he next room.A. cryingB. criedC. is cryingD. cries4. Look! The twins _ new sweaters.A. are wearingB. wearingC. are wearD. is wearing5. Don t talk here. Grandparents _.A. is sleepingB. are sleepingC. sleepingD. sleep6.Tom is a worker. He _ in a factory. His sisters _ in a hospital.A. work/ workB. wor
6、ks/ workC. work/ works7.Who _ English best in your class?A. speakB. speaks C. speaking8.Mrs Read _ the windows every day.A. is cleaningB. cleanC. cleans9. We _ music and often _ to music.A. like/ listenB. likes/ listensC. like/ are listening10.She _ up at six in the morning.A. getB. getsC. getting11
7、.On Sunday he sometimes _ his clothes and sometimes _ some shopping.A. wash/ doB. is washing/ is doingC. washes/ does12.The twins usually _ milk and bread for breakfast, but Jim _ some coffee for it.A. have/ haveB. have/ hasC. has/ have二、填空：1. My father always _(come) back from work very late.2. The
8、 teacher is busy. He _ (sleep) six hours a day.3. Listen! Joan _(sing) in the classroom. She often _ (sing) there.4. _ your brother _(know) Japanese?5. Where _ you _ (have) lunch every day?6. The girl _(like) wearing a skirt. Look! She _(wear) a red skirt today.三、写出下列动词的现在分词形式1. work_sing_play_study
9、_2. dance_have_write_take_3. run_sit_shop_swim_4. lie_四、写出下列动词的第三人称单数形式1. work_read_clean_write_2. teach_wash_guess_watch_3. go_do_photo_4. study_fly_cry_play_5. have_五、根据中文意思完成句子1、学生们在干什么？有一些在打电话，另一些躺在沙滩上。_ _ the students _?Some _ _ on the phone, _ _ _ on the beach.2、“格林先生在看电视吗？”“不，他在打扫房间。 ”“_ Mr Green _ TV? ” “ _, He _ _ the house.”3、魏芳不是在读书，她在写信。Wei Fang _ _ a book. She _ _ a letter.4、我正在通过收音机学(learn) 英语。I _ _ English on the radio.5、这个老人每天早上六点钟起床。The old man _ _ at six o clock in the morning every day.6、你从哪里来？Where _ you from?或 Where _ you _ from?我从美国来。I _ from America.或 I _ from America.