A.is, is
B.are, are
C.is, are
D.are, is
A.Are; am
B.Are; is
C.Is; am
D.Is; is
开始考试点击查看答案A.A.means
B.meant
C.mean
D.is meaning
开始考试点击查看答案A.his heart was filled with sorrow
B.tears came down his face
C.he was in great sorrow
D.we found him wiping his eyes
开始考试点击查看答案A.are to blame
B.is to the blamed
C.are to be blamed
D.is to blame
开始考试点击查看答案A.are; are
B.are; is
C.is; are
D.is; is
开始考试点击查看答案A.am
B.is
C.have
D.are
开始考试点击查看答案A.was
B.were
C.is
D.are
开始考试点击查看答案A.A.are being built
B.were being built
C.was being built
D.is being built
开始考试点击查看答案A.have been polluted
B.has polluted
C.have polluted
D.has been polluted
开始考试点击查看答案A.is
B.were
C.has been
D.had been
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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