C

1: Nước đã bay hơi.

2: Nước tồn tại ở thể lỏng, thể rắn, thể khí

Chuẩn

1 I will provide the basics and the basics first.

2 That is the part of knowledge and remembering the words, when it comes to division, the hardest part is reading and pronunciation

3 Being a student is the best time because that time I don't need to worry too much about important things and the knowledge will be clear and easy to understand.