(B)I'm afraid there's no more bread. We _ it all last night. In any case , it _stale.
A.were eating , went B.ate , was going C,have eaten , went D.had eaten , had gone
(A) The terrorists_ with the government officials although they hadn't given up.
A.were already negotiating B.already negotiate C.have already negotiated D.have already been negotiating
(B)Although I know Picasso was one of the greatest artists of his time ,I still _ his patintings except for those patinted during his Blue Period.
A.don't ever enjoy B.haven't ever enjoyed C.am not ever enjoying D. hadn't ever enjoyed
(B)Until now research and treatment for overweight _ on drugs to decrease appetite and surgery.
A.focused B.have focused C.are focesing D.were focusing
(A)Competition for admission to the country's top private schools _ tough since few public schools can compare favorably with private schools.
A. has always been B.is always been C.had always been D.was always
(C)As hehas met the company's qualifications, he _ in an office as a junior clerk.
A.will soon have worked B.shall soon work C.will soon be working D. would soon be working
(A)By the end of the 18th century , the city 's population _ about two million.
A.was B.were C.had been D.being
求选择题理由,ABCD都要!!谢谢!