A.is built
B.is being built
C.are built
D.has been built
A.has been doing
B.had been doing
C.did
D.was doing
开始考试点击查看答案A.had broken
B.has broken
C.broke
D.was breaking
开始考试点击查看答案A.has been lost
B.got lost
C.lost
D.get lost
开始考试点击查看答案A.were promised
B.have promised
C.promise
D.have been promised
开始考试点击查看答案A.ran out
B.had ran out
C.had had run out
D.was run out
开始考试点击查看答案A.will operate
B.am operating
C.will be operating
D.will have operated
开始考试点击查看答案A.were seen to
B.were seen for
C.were seen
D.saw to
开始考试点击查看答案A.approved
B.pushed
C.appointed
D.agreed
开始考试点击查看答案A.has worked
B.was working
C.had been working
D.had worked
开始考试点击查看答案A.is repairing
B.is being repaired
C.is repaired
D.has been repaired
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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