--How many do you need to make fruit salad?--Two should be enough.
— What about a drink of tea? —Hurry up. There is time for a drink.
I have a lovely doll. You can also buy ______ in a toy shop.
—Is the boy in white clothes your friend, Kangkang? —No. ____ in black clothes is.
--- Who is over there in the dark?---_____. What you saw is just a chair.
---What do you think of the twin sisters?---They are quite different. One is outgoing, __________ is very serious.