The (人口) of China is about 1.41 billion in 2021.
从广州飞到悉尼需要多长时间?
does to fly from Guanzghou to Sydney?
I'm going to be a singer when I (长大).
You'd better (穿上) your coat.It's still a little cold indoors.
They're (对…感 兴趣 )collecting stamps.
We must (起床) at 6:30 every morning.