好的习惯能够给人带来更多成功的机会，下列有助于培养良好的学习习惯的是（    ）

①坚持不懈地重复正确的学习行为   ②大考大耍，小考小耍

③定时反省，有问题及时纠正           ④照搬成绩好的同学的学习习惯

    There will be many changes in our life in the future. We will____ flying cars to work. We will travel to ____ . Maybe we will ____ live in space. Students won't ____  schoolbags to go to school any more. They will learn on ____ at home. And there will be robots in our home. The robots will help us do all the housework. Life will be great at that time.