do you do on weekends?

Sure, you . But you have to first.

you water the plants?

Peter一周给植物浇水两次，他这样回答你：

I the plants a .

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Nina: Can you dsports with me this weekend, Andy?

 Andy: Sorry, I can't.

Nina: Wwill you do this weekend?

Andy: I don’t know. My mom a comes home from work so tired. I wto help her around the house. What chores can I do around the house for my mom?

Nana: Try this... make a list of (一列表) the chores your mom has to do when she comes home from work.

Andy: OK. She has to mthe bed. I will do it. She has to cook. I ccook, but I will help her by washing the vegetables. She has to dthe dishes. She has to cthe floor, dust the furniture and wthe dog. I can do all of them.

Nana: You dhave to do all of the chores. You may help your mom by keeping your bedroom clean and tidy. 

Andy: I see.

    Young Isaac Newton was 1 under a tree in the garden. There were many apples 2 the tree. Then suddenly(突然) something happened to wake him up. 3 apple fell(落下) on his head. He sat up and picked up the apple. He looked at the apple 4. "Why did the apple fall(落) down?" he asked 5, "Why didn't it fall up? Does a thing always fall down?" "Maybe there is something like gravity(引力), it 6 people on the ground. It pulls 7 towards the earth," he 8. Isaac Newton became a great 9 when he grew up. We are still learning 10 him now.