青少年们应该学会对自己的行为负责。
Teenagers should learn to be ________ ________ their behaviors.
I am going to be a (作家) in the future.
Would you mind (打开)he window? It's too hot inside.
Please be (安静的) in the library.
We will have a party to say goodbye to our teachers in (七月).
Jenny is a (细心的) girl. She never makes any mistakes.