-Good evening, Mr. Green. I’m sorry to bother you. But it’s the fourth of December today.-Oh, Mrs. Baxter, ________ rent! I’m sorry it’s late. I’ll write you _______ check right now.
We laugh at jokes, but seldom __________ about how they work.
There is ___________ as a free lunch.
He works as an engineer now, but he _____ on a farm for three years.
Wu Juping, ______ the most beautiful mother, is also popular with foreigners for her saving the baby _________ off the high building.
__________ to the left at the crossroads, and you will see the railway station on your right.