A.are built
B.built
C.have been built
D.have built
A.was
B.has been
C.were
D.have been
开始考试点击查看答案A.do not keep; will have to
B.are not kept; have
C.are not kept; will have to
D.do not keep; have to
开始考试点击查看答案A.switched
B.have switched
C.switch
D.had switched
开始考试点击查看答案A.heard
B.am hearing
C.have heard
D.had heard
开始考试点击查看答案A.am moving
B.have moved
C.had moved
D.have been moving
开始考试点击查看答案A.was changed
B.had changed
C.has been changed
D.will change
开始考试点击查看答案A.is being repaired
B.is repaired
C.has been repaired
D.was repaired
开始考试点击查看答案A.leaves; takes off
B.is leaving; takes off
C.is leaving; is taking off
D.leaves; is taking off
开始考试点击查看答案A.go
B.went
C.had gone
D.have gone
开始考试点击查看答案A.were invited
B.was invited
C.have been invited
D.has been invited
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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