_______. Where is the office building?
I had too much work to do last night . I didn ' t go to bed 11 o' clock . A. in B.until C. for.
Great Wall is longest wall in the world. A. The , the B. A .a . C. The ,a
—Excuse me. Can you tell me ? —At about 8 o’clock, sir.
—Dad, why must I stop computer games? —For your health, my boy.
Many trees ________ along the streets every year. So the air is very fresh now.