A.is cleaning
B.has been cleaned
C.was cleaning
D.has been cleaning
A.He has been working
B.He has worked
C.He had been working
D.He was working
开始考试点击查看答案A.is arisen
B.increased
C.has been rising
D.has raised
开始考试点击查看答案A.worked
B.has been working
C.is working
D.works
开始考试点击查看答案A.was experiencing
B.will be experiencing
C.have been experiencing
D.had been experiencing
开始考试点击查看答案A.am reading
B.read
C.have been reading
D.have read
开始考试点击查看答案A.paint
B.had painted
C.was painting
D.have been painting
开始考试点击查看答案A.to go
B.going
C.gone
D.being going
开始考试点击查看答案A.had worked
B.have been working
C.worked
D.are working
开始考试点击查看答案A.have considered
B.am going to consider
C.considered
D.have been considering
开始考试点击查看答案A.had melted
B.has been melting
C.melted
D.is melting
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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