A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
A.would sell
B.had been sold
C.have been sold
D.was selling
开始考试点击查看答案A.A.were talking
B.talked
C.are talking
D.would talk
开始考试点击查看答案A.had used
B.used
C.was using
D.am using
开始考试点击查看答案A.pay
B.are paying
C.have paid
D.have been paying
开始考试点击查看答案A.have you stayed
B.do you stay
C.did you stay
D.are you staying
开始考试点击查看答案A.will leave
B.would have left
C.will have left
D.has left
开始考试点击查看答案A.write; wrote
B.wrote; have written
C.was writing; wrote
D.have been writing; have written
开始考试点击查看答案A.has come up
B.was coming up
C.had come up
D.would come up
开始考试点击查看答案A.has served
B.had served
C.has been served
D.served
开始考试点击查看答案A.will be made
B.are making
C.will make
D.were made
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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