A.had seen; could have believed
B.saw; couldn't believe
C.saw; couldn't have believed
D.has seen; had believed
A.to take
B.taking
C.take
D.would take
开始考试点击查看答案A.must be
B.would be
C.could be
D.should be
开始考试点击查看答案A.can't
B.mustn't
C.shouldn't
D.may not
开始考试点击查看答案A.would
B.can
C.should
D.may
开始考试点击查看答案A.shall
B.will
C.would
D.can
开始考试点击查看答案A.needn't
B.wouldn't
C.mustn't
D.couldn't
开始考试点击查看答案A.should, would
B.could, did
C.might, should
D.should, had
开始考试点击查看答案A.could
B.should
C.may
D.must
开始考试点击查看答案A.must
B.mustn't
C.have to
D.don't have to
开始考试点击查看答案A.should be finished typing
B.must be finished typing
C.must have finished typing
D.should have been finished typing
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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