-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.
------Is Catherine seriously ill? ------ ____________. She is in hospital and remains unconscious.
Soon after he left the hotel he was lost. So he decided to ask for ___________.
_________ he was told his father was injured in an accident on the phone, he ran to the hospital.
. There is such an occasion ___________ we know lots of words, but we can’t choose a suitable one to express ourselves.
.China is seeking ________ access to ________ more friendly environment in economic development between the United States.