精选优质文档-倾情为你奉上5B单项练习按要求改写句子一、将下列句子改为否定句。1、I am watering the flowers now.2、Liu Tao speaks Chinese.3、The boys often play in the playground.4、She usually watches insects at the weekends.5、I like surfing the Internet at home.6、He can put a grape on his nose.7、David learns a lot from this book.8、The hot coffee near the clock is for the doctor.9、Mike and I have four lessons in the morning.10、The girl in red studies very hard every day.11、Stand in a li
