Have a try ? Water the young trees as often as possible, ____ they will die soon. =____you ____ water the young trees as often as possible, they will die soon. =____ you water the young trees as often as possible, they will die soon. or Unless don't If so/as long as 只要 eg. So long as you're happy, it doesn't matter what you do. 只要你高兴，你做什么都没有关系。 You may borrow my book as long as you keep it clean. 只要你保持书的清洁，你就可以把我的书借去。 solar power We'll use more solar power in our daily life. People will become lazy in the future. Electronic books will replace paper books. Robots will do all the housework for us. We'll only buy things online. We won't need to go to the shop. We'll use more solar power in our daily life. What will our future life be like? I think … Emma Art