There are few __ in the fridge. Let's go and buy some potatoes, carrots and peppers.
Every year lots of trees ____________ to make our country more beautiful.
A: Listen! Is it Linda singing in the next room? B: No, it __________ be her. She is still in Shanghai.
A: ______________ beautiful city! B: Yes. Lots of tourists come to visit it every year.
A: Alice, please tell Eric to call me when he _________ back. B: No problem.
There are _____________ people in the supermarket. It's so crowded.