1.They can walk with their hands.（改为改为否定句)

1.They can walk with their hands.（改为改为否定句)
2.My sister does her homework in the evening.(改为一般疑句）

1.They can't walk with their hands.( can't = cannot)
2.Does your sister do her homework in the evening?( does + 三单主语+ 动词原形）
再问： 呵呵，蛮烦你啦，我还有几个不会。 1.I often go skating in winter.(用第三人称she改写）2.My mother goes to work at eight o'clock.(用tomorrow改写） 3.I'd like some tofu and tomatoes.（对some tofu and tomatoes提问）
再答： 1. She often goes skating in winter. 2. My mother will go to work tomorrow. ( = My mother is going to work tomorrow.) 3. What would you like to have?
再问： 1.Can you_____me a story? 2.May I _____your rulers? 3.Excuse me, can we ______these bags here? 4.I think your Chinese _______ very good. 5.Tom_____ classes from Monday to Friday. 6.How can you_____? 7.Can you _______ me the way to her house? 8.It's very cold. You'd better not ______your coat. 9.Your shoes are very dirty. You should_____. 10.Kate is a good student. She_____ English.
再答： 1. tell 2. use 3. put 4. is 5. has 6. (对不起）可能： speak English well 7. tell 8. take off 9. wash them. 10. is good at
再问： 1.What's this ____ English? 2.Lily, can you go shopping_____me? 3.English is spoken______America. 4.It often rains______June. 5.They rae waiting for a bus_____the bus stop. 6.We worked_____the farm last week. 7.He is late______ school. 8.We have sports____four_____the afternoon. 9.Chang'e I was sent up into space_______October 24th, 2007. 10.I have got a present. It is____ my mother.