Module 1 重点语法（讲义）-2024-2025学年外研版（三起）英语四年级下册

外研版（三起）四年级下册Module 1 重点语法 【知识点1】形容词的用法 描述人物特征：用形容词来描述人物的性格、外貌等特征。如 “nice（友好的）”“clever（聪明的）”“naughty（淘气的）”“shy（害羞的）” 等。例如：“My little sister is very cute.（我的小妹妹非常可爱。）” 形容词的位置：一般放在所修饰的名词前面。如 “a nice teacher（一位友好的老师）”“a clever pupil（一个聪明的学生）”。 [例题] 1.My grandma is a ______ woman. A. nice B. very C. much 答案：A。“nice” 是形容词，可修饰名词 “woman”，“very” 和 “much” 不能直接修饰名词。 2.The monkey is so ______. A. love B. lovely C. loving 答案：B。“lovely” 是形容词，意为 “可爱的”，符合句子 “猴子很可爱” 的语境，“love” 是动词或名词，“loving” 在这里不符合语境。 [练习]单选题 1、The elephant is ________. The mouse is small. A. big B. small C. short 2、My sister is ________. She doesn't like to talk with others. A. shy B. clever C. naughty 用所给词的适当形式填空 1. The elephant is very ________ (big). 2. The flowers are ________ (colourful). 3. This book is ________ (interesting). I like it very much. 4. The little girl looks ________ (happy) when she gets a present. 5. The weather today is ________ (sunny). Let's go to the park. [小结] 【知识点2】人称代词的用法 主格：“I（我）”“you（你；你们）” “he（他）”“she（她）”“it（它）” “we（我们）”“they（他们；她们；它们）” 等是主格形式， 在句子中作主语，通常放在句首。 例如：“He is my brother.（他是我的哥哥。）” “They are my friends.（他们是我的朋友。）” 形容词性物主代词：“my（我的）”“your（你的；你们的）” “his（他的）”“her（她的）”“its（它的）” “our（我们的）”“their（他们的；她们的；它们的）” 等是形容词性物主代词，用于修饰名词，放在名词前面，表示所属关系。 例如：“This is my book.（这是我的书。）” “Her name is Lily.（她的名字叫莉莉。）” [例题] 1.______ am a student. A. You B. I C. He 答案：B。句子缺少主语，根据 “am” 可知主语是 “I”。 2.This is ______ book. A. he B. him C. his 答案：C。“his” 是形容词性物主代词，修饰名词 “book”，表示 “他的书”，“he” 是主格，“him” 是宾格，都不能修饰名词。 [练习] 1.—Is this ______ bag? —Yes, it's mine. A. your B. you C. yours 2.______ are my parents. ______ work in a factory. A. Them; They B. They; They C. They; Them *3.The book is not ______. It's ______. A. my; his B. mine; his C. mine; him 4.Look at that boy. ______ name is Tom and ______ is my classmate. A. He; his B. His; he C. His; him 用所给词的适当形式填空 1.This is not my book. ______ (I) is in the schoolbag. 2.The cat is lovely. ______ (It) name is Mimi. 3.—Is this ______ (you) bike? —No, ______ (I) is blue. 4.______ (He) father is a doctor. ______ (She) is a nurse. 5.These are ______ (they) toys. ______ (Our) are over there. [小结] 【知识点3】“a” 和 “an” 的用法 不定冠词的基本用法：“a” 和 “an” 都表示 “一个” 的意思，用于修饰可数名词单数。“a” 用于以辅音音素开头的单词前，“an” 用于以元音音素开头的单词前。例如：“a cat（一只猫）”，“an apple（一个苹果）”。 特殊情况：有些单词虽然以元音字母开头，但发音是以辅音音素开头，前面要用 “a”，如 “a university（一所大学）”；有些单词虽然以辅音字母开头，但发音是以元音音素开头，前面要用 “an”，如 “an hour（一个小时）”。 [例题] 1.There is ______ apple on the table. A. a B. an C. the 答案：B。“apple” 是以元音音素开头的单词，所以用 “an”。 2.She is ______ English teacher. A. a B. an C. / 答案：B。“English” 是以元音音素开头的单词，“an English teacher” 表示 “一位英语老师”。 [练习] 1. It's ________ elephant. A. a B. an 2. This is ________ apple. It's red. A. a B. an 3. I have ________ orange. It's big. A. a B. an 4. She has ________ lovely dog. A. a B. an 5. He is ________ English boy. A. a B. an [小结] 【知识点4】一般现在时的用法 表示经常发生的动作或存在的状态：在描述人物的性格、职业、习惯等时，常用一般现在时。例如：“My father is a doctor.（我父亲是一名医生。）”“She likes reading books.（她喜欢读书。）” 第三人称单数形式：当主语是第三人称单数（he/she/it/ 单个的人或物等）时，动词要用第三人称单数形式。一般在动词原形后加 “-s” 或 “-es”。如：“He plays football every day.（他每天踢足球。）”“She watches TV in the evening.（她晚上看电视。）” [例题] 1.He ______ to school by bike every day. A. go B. goes C. going 答案：B。主语 “He” 是第三人称单数，一般现在时中动词要用第三人称单数形式 “goes”。 2.My mother ______ TV in the evening. A. watch B. watches C. watching 答案：B。主语 “My mother” 是第三人称单数，动词要用 “watches”。 [练习] 1. She usually ________ to school by bike. A. go B. goes C. going 2. They ________ football every Sunday. A. play B. plays C. playing 3. My father ________ TV in the evening. A. watch B. watches C. watching 4. We ________ our homework at school. A. do B. does C. doing 5. The birds ________ in the sky. A. fly B. flies C. flying 用所给词的适当形式填空 1. She always ________ (go) to school at 7:30 in the morning. 2. My parents ________ (watch) TV every evening. 3. The train usually ________ (arrive) at the station on time. 4. He ________ (brush) his teeth twice a day. 5. We ________ (have) lunch at school from Monday to Friday. 6. The shop ________ (open) at 9:00 am and ________ (close) at 9:00 pm. 7. They often ________ (play) football in the park on weekends. 8. It sometimes ________ (rain) in this city in spring. [小结] 【知识点5】“can” 的用法 表示能力或可能性：“can” 是情态动词，意为 “能；会”，后面接动词原形。例如：“I can speak English.（我会说英语。）”“She can ride a bike.（她会骑自行车。）” 一般疑问句及回答：将 “can” 提到句首，构成一般疑问句。肯定回答用 “Yes, 主语 + can.”，否定回答用 “No, 主语 + can't.”。例如：“Can you swim? - Yes, I can. / No, I can't.（你会游泳吗？ - 是的，我会。/ 不，我不会。）” [例题] 1.—______ you sing? —Yes, I can. A. Do B. Are C. Can 答案：C。根据答语 “Yes, I can.” 可知，问句是以 “Can” 开头的一般疑问句。 She ______ play the piano. A. can't B. isn't C. don't 答案：A。“can't” 是 “can” 的否定形式，后面接动词原形 “play”，“isn't” 和 “don't” 不能直接接动词原形。 [练习] 1. I ________ ride a bike. A. can B. am C. is 2. ________ you swim? A. Do B. Are C. Can 3. She ________ sing very well. A. cans B. can C. is 4. They ________ play football. They are too young. A. can B. can't C. aren't 用所给词的适当形式填空 1. My brother is very strong. He ________ (can) lift this heavy box. 2. We ________ (not can) go to the park today because it's raining. 3. ________ (can) your sister speak English? 4. The little boy is so clever. He ________ (can) count from 1 to 100. 5. They ________ (can) play basketball well. They often win the games. [小结] 参考答案：[练习] 【知识点1】 单选题AA 用所给词的适当形式填空 1big 2colourful 3interesting 4happy 5sunny 【知识点2】 单选题ABCB 用所给词的适当形式填空 1Mine 2Its 3your mine 4His She 5their Ours 【知识点3】 单选题BBBAB 【知识点4】 单选题BBBAA 用所给词的适当形式填空 1goes 2watch 3arrives 4brushes 5have 6opens closes 7play 8rains 【知识点5】 单选题ACBA 用所给词的适当形式填空 1can 2can’t 3Can 4can 5can 学科网（北京）股份有限公司 $$