A.did he begin
B.had he begun
C.he began
D.he had begun
A.hadbeenbusy
B.isbusy
C.wasbusy
D.willbebusy
开始考试点击查看答案A.married
B.would marry
C.wasn't marrying
D.didn't marry
开始考试点击查看答案A.didn't
B.haven't
C.hadn't
D.mustn't
开始考试点击查看答案A.called
B.calling
C.having called
D.to call
开始考试点击查看答案A.left;worked
B.left;hasworked
C.hasleft;hadworked
D.hasleft;worked
开始考试点击查看答案A.had worked
B.worked
C.is working
D.has been working
开始考试点击查看答案A.had directed
B.has directed
C.directed
D.directs
开始考试点击查看答案A.travelled
B.have travelled
C.had travelled
D.travel
开始考试点击查看答案A.turned; terrified
B.swung; was terrifying
C.turned; was terrifying
D.swung; was terrified
开始考试点击查看答案A.introduces
B.introduced
C.had introduced
D.was introducing
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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