A.have
B.have been
C.was
D.is
A.have polluted
B.is being polluted
C.has been polluted
D.have been polluted
开始考试点击查看答案A.has been selected
B.has selected
C.will select
D.will be selected
开始考试点击查看答案A.m. A.has told
B.is telling
C.has been telling
D.will have told
开始考试点击查看答案A.is held
B.are held
C.has to be held
D.will be held
开始考试点击查看答案A.will be made
B.is made
C.is being made
D.has been made
开始考试点击查看答案A.are praised
B.is praised
C.have been praised
D.has been praised
开始考试点击查看答案A.are making
B.are made
C.will make
D.will be made
开始考试点击查看答案A.hold
B.to hold
C.is held
D.will be held
开始考试点击查看答案A.has concentrated to
B.was paid to
C.has been focused on
D.was fixed up
开始考试点击查看答案A.have produced
B.have been produced
C.are producing
D.are being produced
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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