-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.
The American Civil War lasted four yearsthe North won in the end.
How long is it ______ we last spent the holiday in the country together?
The head of the company promised to deal with matters of this sort ____ he returned to his office.
He will have learnt English for eight years by the time he _____ from the university next year.
The airline said the two flights to Shanghai were stopped ______ passengers.