A.died, has died
B.has died, has been dead
C.has been dead, died
D.has died, has dead
A.isn't he
B.didn't he
C.wasn't he
D.mustn't he
开始考试点击查看答案A.was made
B.be made
C.will be made
D.would be made
开始考试点击查看答案A.has begun
B.has been begun
C.has been on
D.began
开始考试点击查看答案A.washed; had done
B.wash; have done
C.washed; have done
D.wash; had washed
开始考试点击查看答案A.have looked
B.haven't looked
C.have been looked
D.haven't been looked
开始考试点击查看答案A.has taught
B.will teach
C.has been teaching
D.will have been teaching
开始考试点击查看答案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.don't know
B.won't think
C.think
D.didn't know
开始考试点击查看答案A.are taken
B.was taken
C.had taken
D.had been taken
开始考试点击查看答案A.gained
B.was gaining
C.has gained
D.had gained
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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