I can________ be a nurse．I’m not a very patient person at all．

I felt so __________that I fell __________in the History class this afternoon.

Mrs. Smith was worried about both of her daughters, especially the ________ one.

---Do you know ____________ the population of China is?---Yes, it has the __________ population in the world, about 1.3 billion.

He's one of           in our class.