三年级英语句型转换基础练习题30题答案解析1.I am a student.（改为一般疑问句）Are you a student?答案：Yes, I am. / No, I'm not.解析：将陈述句改为一般疑问句，把be 动词am 提前变为Are you。
回答时，如果是肯定回答用Yes, I am.；否定回答用No, I'm not.。
2.She is a teacher.（改为一般疑问句）Is she a teacher?答案：Yes, she is. / No, she isn't.解析：将陈述句改为一般疑问句，把be 动词is 提前。
回答时，如果是肯定回答用Yes, she is.；否定回答用No, she isn't.。
3.They are friends.（改为一般疑问句）Are they friends?答案：Yes, they are. / No, they aren't.解析：将陈述句改为一般疑问句，把be 动词are 提前。
回答时，如果是肯定回答用Yes, they are.；否定回答用No, they aren't.。
4.It is a cat.（改为一般疑问句）Is it a cat?答案：Yes, it is. / No, it isn't.解析：将陈述句改为一般疑问句，把be 动词is 提前。
回答时，如果是肯定回答用Yes, it is.；否定回答用No, it isn't.。
5.I am happy.（改为否定句）I am not happy.答案：I am not happy.解析：在be 动词am 后加not 变为否定句。
6.She is beautiful.（改为否定句）She is not beautiful.答案：She is not beautiful.解析：在be 动词is 后加not 变为否定句。
三年级人教新起点英语上册句型转换专项水平练习题班级：_____________ 姓名：_____________【句型转换】1. 根据要求写句子。
1．My ball is red.（根据句子意思提问）is your ball?2．This is my ball. （一般疑问句）your ball?3．— the matter? （根据答句，写出问句）—I can''t find my ball.4．—Is this your pen? （根据问句，写出肯定答句）—Yes, .2. 句型转换。
1. I am six years old. (根据句子意思提问)2. There''s Zoom.(改为一般疑问句)3. 句型转换。
1. It’s time for lunch. (改为同义句)2. Close your books. (改为否定句)3. That is my new dress. (改为一般疑问句)4. is, time, it, What, please (?)(连词成句)5. It’s seven o’clock. (对句子提问)4. 按要求改写句子。
1．She can sing.（将其变成疑问句再作肯定回答）2．Lingling and Daming can play the piano.（对句子划线部分提问）3．My father can play table tennis. （改为一般疑问句）4．Are these onions? (否定回答)5. 按要求完成下列各题。
［1］She is a nurse.（改为否定句）［2］He is a doctor.（用policeman改写）［3］This is my sister .（改为复数形式）［4］This is my mother.（用that代替）［5］Is this your father?（作否定回答）6. 根据要求写句子。
【含答案解析】人教版三年级英语句型转换基础练习题20题1. This is a cat. (变为否定句)A. This not is a catB. This is no a catC. This isn't a catD. This no is a cat答案解析：C。
在英语中，将肯定句变为否定句时，be动词（这里是is）的否定形式是isn't，所以This isn't a cat是正确的。
2. I am a student. (变为一般疑问句)A. Am I a studentB. Are you a studentC. Is I a studentD. Do I a student答案解析：A。
将陈述句变为一般疑问句时，把be动词（这里是am）提前，所以Am I a student是正确的。
3. He has a book. (变为否定句)A. He has no a bookB. He not has a bookC. He doesn't have a bookD. He haven't a book答案解析：C。
原句中的has是实义动词，在变为否定句时，要借助助动词does，并且实义动词变为原形，所以He doesn't have a book正确。
4. They are in the park. (变为一般疑问句)A. Are they in the parkB. They are in the park?C. Is they in the parkD. Do they in the park答案解析：A。
将含有be动词（这里是are）的陈述句变为一般疑问句，将be动词提前，所以Are they in the park正确。
5. She likes apples. (变为否定句)A. She not likes applesB. She doesn't likes applesC. She doesn't like applesD. She like no apples答案解析：C。
人教版2024年三年级英语上册句型转换全能专项练习班级：_____________ 姓名：_____________【句型转换】1. 句型转换。
1.This egg is for you. (改为一般疑问句)2.This is my book. (变为复数形式).3.I like this green schoolbag. (改为否定句)4.My key is on the desk.(变为一般疑问句).5.The birds are in the tree. (根据句子意思提问)2. 句型转换。
［1］The apples are ten yuan. (对句子提问)［2］The coffee is bitter. (对句子提问)［3］I can draw a nice picture. (改为否定句)［4］Is this a colour spinner? (否定回答)3. 按要求改写句子。
1．Are there many apples on the tree? (作肯定回答)2．He can ask you a question. (变为一般疑问句)__________ he__________ you a question?3．There are twelve boys in the class. (对句子提问) __________ __________ boys are there in the class? 4．There are some dogs here. (变为否定句)There __________ __________ dogs here.5．He is flying a kite. (变为一般疑问句)__________ __________ flying a kite?4. 句型转换。
［1］This dog is fat. （改为否定句但意思不变）This dog ________.［2］He''s my brother. （根据句子提问）________ he?5. 句型转换。
