Ⅳ. Read and finish the tasks.（阅读短文，完成下列任务。）
Ken and his friends want to save energy, so they make a GREEN weekend plan.
Ken usually goes to the library by taxi. This Saturday, he is going to ride a bike there. It is going to take him fifty minutes. Ann is going to the science museum. She usually goes there by bus, but this Sunday she is going there by bike. Mike is going to the park. His parents often take him there by car. This time, Mike says he is going to walk there. It is going to take him half an hour. Do you want to make a GREEN weekend plan like them?
任务一：根据短文内容，判断句子对“√”错“×”。
（）1. Ken is going to the library by taxi this Saturday.
（）2. Ann usually goes to the science museum by bike.
（）3. Mike is going to walk to the park, and it is going to take him 30 minutes.
（）4. Both Ken and Ann are going to use a bike this weekend.
任务二：根据短文内容，回答问题。
If you want to make a GREEN weekend plan, where will you go? How will you get there? And why is your plan green?

任务一: 1. × 2. × 3. √ 4. √
任务二: I will go to the bookshop. I am going to get there by bus. My plan is green because the bus can carry (运送) many people and save energy.
(答案合理即可)