句型转换。 1. It's time for after-school activities. (同义句) It's time ______ ______ after-school activities. 2. Millie is a good swimmer. (同义句) Millie is good ______ ______. 3. Do you want to go shopping this weekend? (同义句) ______ you ______ to go shopping this weekend? 4. My brother does his homework every day. (改否定句) My brother ______ ______ his homework every day. 5. My father is a doctor. My mother is a doctor, too. (合并成一句) My parents ______ ______ doctors.