1.It's a good choice to keep a dog for an 8-year-old child.But I don't think so.I find it diffcult to keep a dog.
2.Have you heard this story?
3.I have been to the aquarium three times.
4.I want to make friend with him bacause he's very friendly.
5.The magazine costs me 10 yuan.
6.He put a bowl of porridge on the table then left.
7.It's time to do my homework!
8.Yesterday,I wrote a letter to my grandma on this chair.
9.I spent half an hour learning geography yesterday!
大功告成,相信我沒錯!