Scholiastic
a. 古典注释的
🗣️ 情景例句
No? You didn't take it?
没有？ 你没有接受？
If he doesn't, will you eat some?
如果他不，你会吃一些吗？
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？