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1、一、现在进行时的定义,构成,标志性词语定义:表示现在或现阶段正在进行或发生的动作或存在的状态。构成:由be(am/is/are)+动词-ing形式构成 标志性词语:1.现在进行时.通常用“now”. 2.现在进行时.通常用“look”.开头3.现在进行时.通常用“listen”开头.4.现在进行时.通常用“at the moment”二、动词现在分词的构成规则1 一般情况下直接加ing 2 以不发音的字母e结尾的单词,去掉字母e,再加ing 3 以重读闭音节(重读闭音节即两个辅音中间夹一个元音并且重读的音节)结尾,呈现 “辅,元,辅”结构的动词,双写末尾的辅音字母,再加ing 4 以ie结尾的
2、动词,把ie改为y ,再加ing die-dying lie-lying 三、现在进行时的用法(1)用来表示说话时正在进行或者发生的动作,:(2)用来表示现阶段正在进行的动作(但说话时不一定在进行),(3)用来表示即将发生的动作,一般是指按计划或者安排好要发生的动作。适用于这种情况的动词主要有:go,come,leave,start,arrive等。四、现在进行时的句型变化肯定式结构:主语+be+动词-ing形式+其他.:否定式结构:主语+be+not+动词-ing形式+其他.一般疑问句式结构:Be+主语+动词-ing形式+其他?特殊疑问句式结构:疑问词+be+主语+其他?五、巩固练习一. 写
3、出下列动词的现在分词形式 work_ sing_ play_ _ study_ have _dance _ write_ _ take_ run_sit_ shop_swim_ lie_二.按要求改写句子 1. The boy is playing basketball. 否定句:_一般疑问句:_肯定回答:_否定回答:_对“is playing basketball”提问:_对“The boy”提问:_2. They are singing in the classroom.否定句:_一般疑问句:_肯定回答:_否定回答:_对“are singing”提问:_对“in the classroom
4、”提问:_三. 用现在进行时完成下列句子1. What _ you _ (do)?2. I _ (sing) an English song.3. What _ he _ (mend)?4. He _ (mend) a car.5. _ you _ (fly) a kite? Yes, _.6. _ she _ (sit) in the boat?7. _ you _ (ask) questions?8. We _ (play) games now.9. What are you _(do) now? I _(eat) bread.X=800 Y=010. Its nine oclock. M
5、y father_(work) in the office.11. Look, the boy_(put) the rubbish into the bin.12. _he_(clean) the classroom? No, he isnt. He_(play).13. Where is Max? He_(run) on the grass.14. Listen, who_(sing) in the music room? Oh, Mary_(sing) there.11妊娠后期、应激、严重酸中毒等患者的 血液常处于高凝状态。( )四。选择题 1. Who _ over there now?
6、 答题要点 血小板和凝血因子消耗性的减少;继发性纤溶系统的激活; FDP的形成; 微血管的损伤。A. singing B. are sing C. is singing D. sing2. Its eight oclock. The students _ an English class.A. have B. having C. is having D. are having3. Listen! The baby _ in the next room.(三)201年11月20日,甲公司购进一台需要安装的A设备,取得的增值税专用发票上注明的设备价款为950万元,可抵扣增值税进项税额为l615 万
7、元,款项已通过银行支付。安装A设备时,甲公司领用原材料36万元(不含增值税额),支付安装人员工资14万元。201年12月30日,A设备达到预 定可使用状态。A设备预计使用年限为5年,预计净残值率为5,甲公司采用双倍余额递减法计提折旧。A. crying B. cried C. is crying D. cries4. Look! The twins _ new sweaters. A. are wearing B. wearing C. are wear D. is wearing5. Dont talk here. Grandparents _.A. is sleeping B. are s
8、leeping C. sleeping D. sleep6. Tom is a worker. He _ in a factory. His sisters _ in a hospital.答案 AA. work/ work B. works/ work C. work/ works7. Who _ English best in your class? A. speak B. speaks C. speaking8. Mrs. Read _ the windows every day. 2004年12月31日账面价值=3600-3600/10*2-307.83=2572.17(万元)A. i
9、s cleaning B. clean C. cleans9. We _ music and often _ to music.答题要点 微血管内纤维蛋白丝网的形成,对通过红细胞的割裂; 缺氧、酸中毒等致红细胞变形能力下降; 出血使红细胞减少。A. like/ listen B. likes/ listens C. like/ are listening10. She _ up at six in the morning. A. get B. gets C. getting11. On Sundays he sometimes _ his clothes B纤维蛋白单体 ED-二聚体(DD)and sometimes _ some shopping.7内毒素、抗原抗体复合物、凝血酶等可直接损伤血小板,使其聚集并释放血小板内含有的丰富的促凝物质和血管活性物质,促使血液凝固。( )A. wash/ do B. is washing/ is doing C. washes/ does12. The twins usually _ milk and bread for breakfast, but Jim _ A.数据结构B.数据存储C.数据流D.外部实体some coffee for it.A. have/ have B. have/ has C. has/ have
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