悬浮在水中的潜水艇排出水舱中的一部分水后,自身重力将 受到的浮力,潜水艇会 .
Mid﹣autumn Day is a (传统的)festival in China.
I have (已经)finished my homework. Let's play football.
We are going to (采访)the famous writer next week.
Our summer vacation always starts in (七月).
Now all the students are w down their resolutions and plans for the coming year in class.