A.was tried
B.were tried
C.have been tried
D.has been tried
A.have produced
B.have been produced
C.are producing
D.are being produced
开始考试点击查看答案A.are not decided
B.have not been decided
C.is not being decided
D.has not been decided
开始考试点击查看答案A.hadn't been heard of
B.hasn't been heard of
C.hasn't heard of
D.hadn't heard of
开始考试点击查看答案A.will be studied
B.is studied
C.has been studied
D.is being studied
开始考试点击查看答案A.has been canceled
B.had been canceled
C.has canceled
D.had canceled
开始考试点击查看答案A.married; has married with
B.married; has married
C.married to; has been married
D.married; has been married to
开始考试点击查看答案A.It's repaired
B.It's being repaired
C.It has been repaired
D.It had been repaired
开始考试点击查看答案A.has washed
B.is washed
C.are being washed
D.is washing
开始考试点击查看答案A.are being trained
B.are training
C.will train
D.will be trained
开始考试点击查看答案A.have been attacked
B.will attack
C.have attacked
D.are being attacked
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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