句型转换。 1. —Can I help you? (作否定回答) —_________________________. 2. —Would you like me to help you? (作肯定回答) —_________________________. 3. I have made a mistake. I found. (改为含宾语从句的复合句) I found that _________________________. 4. I don't think you will come back in time. (用didn't改写) I _____ think you _____ in time. 5. The moon circles the earth. (用told us改写) The teacher told us that _________________________.