能帮我把这些句子变成否定句吗?1.They are picking apples.2.You like singing and dancing.
3.He wants to help the dinner table.4.We can play the computer games.5.They are going to the city zoo.6.THE shool opens at 7:40.7.Lisa has big bright eyes.8.our teachers are speaking English.9.I like tay cars.10.There are some students in the shop.