——Hello, is Mr Smith in ?——Sorry, there is no such person ______ you referred to in my office.
She always finds _____ a waste of money and time ______a day dream in school. that; to dream B. this ; to dream C. its; dreaming D. it ; dreaming
________ will be in charge of the project______ been decided yet.
______worried the child most was _____ to visit his mother in the hospital.
We shouldn’t complain about________, because many families are much _____ in the mountainous area.
All the machines stopped _____ with the electricity _____ throughout the factory.