2002-2003年,全国普通高等教育平均在校学生中本科与专科之比大约为:
A. 4:3
B. 3:2
C. 5:4
D. 6:5
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Computer-based education has taken place of correspondence course because it offers colorful pictures as well as words.
A. Y
B. N
C. NG
A.They eat no fat.B.They use fat substitutes to cut fat and calories.C.They only eat f
A. They eat no fat.
B. They use fat substitutes to cut fat and calories.
C. They only eat fresh fruits and vegetables.
D. They often eat out at restaurants.
A.It was fairly successful.B.It was hard and useless.C.It failed for lack of money.D.I
A. It was fairly successful.
B. It was hard and useless.
C. It failed for lack of money.
D. It stopped for lack of land.
【B13】
A. look down on
B. look back on
C. look about for
D. look up to