A.worked
B.have worked
C.have been working
D.had worked
A.leaves ; leaves
B.is leaving ; leaves
C.leaves; is leaving
D.is leaving; is leaving
开始考试点击查看答案A.collect
B.collected
C.have collected
D.had collected
开始考试点击查看答案A.went down
B.will go down
C.has gone down
D.was going down
开始考试点击查看答案A.don't know
B.hadn't known
C.haven't known
D.didn't know
开始考试点击查看答案A.chose
B.choose
C.are choosing
D.have chosen
开始考试点击查看答案A.has died
B.had died
C.would die
D.died
开始考试点击查看答案A.works
B.work
C.is working
D.has worked
开始考试点击查看答案A.am studying
B.will have studied
C.will be studying
D.will study
开始考试点击查看答案A.were designed
B.have designed
C.have been designed
D.were being designed
开始考试点击查看答案A.A.was
B.has been
C.will be
D.would be
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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