A.had tried
B.have tried
C.have been trying
D.had been trying
A.will have gone
B.had gone
C.would have gone
D.has gone
开始考试点击查看答案A.maintain
B.stay
C.live
D.preserve
开始考试点击查看答案A.ensured
B.will ensure
C.ensures
D.would ensure
开始考试点击查看答案A.devote
B.add
C.contribute
D.stick
开始考试点击查看答案A.prove
B.proved
C.proving
D.has been proved
开始考试点击查看答案A.changes
B.had changed
C.was changing
D.changed
开始考试点击查看答案A.to stand
B.standing
C.stood
D.stand
开始考试点击查看答案A.try
B.manage
C.win
D.succeed
开始考试点击查看答案A.snowed, were
B.was snowing, had been
C.had been snowing, had been
D.had snowed, were
开始考试点击查看答案A./; changed
B.which; has changed
C.that; changing
D.what; have changed
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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