A.in the 1970's;in her twenties
B.in 1970s;in her twenties
C.in the 1970s;in her twenty
D.in the 1970s;in the twenty
A.as
B.so
C.too
D.very
开始考试点击查看答案A.ten feet; twenty feet
B.ten feet; twenty-foot
C.ten-foot; twenty-foot
D.ten-foot; twenty-feet
开始考试点击查看答案A.in the fifties
B.in the 1980s
C.in his fifty
D.in 1990s
开始考试点击查看答案A.third-fifths ; are
B.three-fifths ; are
C.three-fives ; is
D.three-fifth ; is
开始考试点击查看答案A.first time
B.for the first time
C.the first time
D.by the first time
开始考试点击查看答案A.minutes;minutes'
B.minutes;minutes'
C.minutes';minutes'
D.minutes;minute's
开始考试点击查看答案A.the 1980s; his twenties
B.1980s; the twenties
C.the 1980s; the twenties
D.1980s; his twenties
开始考试点击查看答案A.dozen of
B.dozens
C.dozen
D.dozens of
开始考试点击查看答案A.four dozens of
B.four dozen
C.four dozen of
D.four dozens
开始考试点击查看答案A.Every other week.
B.Two weeks.
C.For two weeks.
D.For a few weeks.
开始考试点击查看答案高中数学代数与函数一数系的扩充与复数的引入36
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入28
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入29
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入30
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入31
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入32
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入33
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入34
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入35
类别:数学(文科)高中数学代数与函数一数系的扩充与复数的引入26
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