A.had taught
B.has taught
C.teach
D.taught
A.have helped
B.helped
C.help
D.helps
开始考试点击查看答案A.leaves; leaves
B.is leaving; is leaving
C.leaves; is leaving
D.is leaving; leaves
开始考试点击查看答案A.had gone
B.are going
C.have gone
D.went
开始考试点击查看答案A.will operate
B.am operating
C.will be operating
D.will have operated
开始考试点击查看答案A.promised
B.will promise
C.had promised
D.promises
开始考试点击查看答案A.has been to
B.has gone to
C.goes to
D.go to
开始考试点击查看答案A.separate
B.separates
C.separated
D.separating
开始考试点击查看答案A.was; had helped
B.was; would have helped
C.had been; would have helped
D.were; would have helped
开始考试点击查看答案A.had stolen; be sent
B.should steal; sent
C.has stolen; sending
D.steal; had been sent
开始考试点击查看答案A.has worked
B.is working
C.worked
D.will work
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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