A.studies
B.studied
C.is studying
D.has been studying
A.was
B.be
C.being
D.should
开始考试点击查看答案A.don't go
B.hadn't gone
C.didn't go
D.wasn't going
开始考试点击查看答案A.already miss him
B.will miss him
C.have already missed him
D.had already missed him
开始考试点击查看答案A.hadn't listened
B.haven't listened
C.don't listen
D.wasn't listening
开始考试点击查看答案A.could help
B.should help
C.could have helped
D.must have helped
开始考试点击查看答案A.didn't speak
B.hadn't spoken
C.haven't spoken
D.haven't been speaking
开始考试点击查看答案A.served
B.has served
C.is serving
D.would serve
开始考试点击查看答案A.promises
B.promised
C.will promise
D.had promised
开始考试点击查看答案A.Have you studied
B.Did you study
C.Had you studied
D.Do you study
开始考试点击查看答案A.are to challenge
B.have challenged
C.are challenging
D.have been challenged
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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