By the time you arrive home, I ____ ,so please don’t make any noise when you come in.A.have been sleeping B.would have slept C.had slept D shall be sleeping
In a TV ad, a happy housewife is polishing her table so shiny that her smiling reflection _____ on it.
New iPhone goes on sale on Friday with ____ bigger screen and 4G wireless technology, as _____ company seeks to keep its competitiveness.
Only when he returned home ______ what had happened.
He was fortunate ____ he did not get injured in the car accident.
He hasn’t decided _____ he will go abroad next year.