1.好好学习,天天向上。Study well and make progress every day.

2.他在学校进步很快。She is making rapid progress in school.

3.我小时候不敢单独出去。Idare not go out alone whenIwas a child.

4.花儿我都喜欢，但我最喜欢的还是玫瑰。I like all flowers but roses are my favourite.