A.he has failed; live up to
B.he failed not; come up with
C.has he failed; live up to
D.did he failed; come up with
A.recorded
B.recording
C.was recorded
D.were recorded
开始考试点击查看答案A.were promised
B.have promised
C.promise
D.have been promised
开始考试点击查看答案A.covered
B.covering
C.are referred
D.referred
开始考试点击查看答案A.were you putting; have put
B.had you put; was putting
C.have you put; put
D.did you put; have put
开始考试点击查看答案A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
开始考试点击查看答案A.have uncovered
B.have been uncovering
C.are uncovering
D.are being uncovered
开始考试点击查看答案A.to have developed
B.to have been developed
C.having developed
D.having been developed
开始考试点击查看答案A.hope
B.hadhoped
C.hoped
D.amhoping
开始考试点击查看答案A.astonishing ,astonished
B.astonished,astonishing
C.astonishing,astonishing
D.astonished,astonished
开始考试点击查看答案A.there being
B.it being
C.there is
D.it is
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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