David’s English is very good. Many students like it.
—Did that sportsman win ____ gold medal at ____Athens Olympics?—Yes, he did.
— Thank you for sharing your ruler with me.— That’s what friends are for.
You never know how much difficulty we had the problem. Luckily, we managed to solve it with Ms Zhu’s help.
My little cousin is a (an) boy and he always asks me all kinds of strange questions.
— We’ll have a picnic tomorrow. Do you know we will go for the picnic?— How about riding bikes? It must be fun.