A.has; worked
B.is; working
C.did; work
D.does; work
A.can't see
B.couldn't see
C.can't have seen
D.mustn't have seen
开始考试点击查看答案A.found
B.founded
C.was founded
D.was founded
开始考试点击查看答案A.ordered
B.has ordered
C.will be ordered
D.has been ordered
开始考试点击查看答案A.has he worked; did he make
B.he has worked; he made
C.he has worked; has he made
D.has he worked; he made
开始考试点击查看答案A.was driving
B.drove
C.had been driving
D.had driven
开始考试点击查看答案A.will be
B.is being
C.had been
D.would be
开始考试点击查看答案A.was thinking
B.think
C.had thought
D.will think
开始考试点击查看答案A.was playing
B.had been playing
C.have played
D.Played
开始考试点击查看答案A.It is
B.It was
C.It has been
D.It had been
开始考试点击查看答案A.is being done
B.does
C.is doing
D.is done
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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