A.have met; sang
B.met; were singing
C.met; sang
D.have met; have sung
A.is broadcast
B.has been broadcast
C.was broadcast
D.is being broadcast
开始考试点击查看答案A.has…wins
B.had…won
C.having…won
D.has…won
开始考试点击查看答案A.has broken
B.was breaking
C.breaks
D.broke
开始考试点击查看答案A.improves
B.will be improved
C.has improved
D.was improved
开始考试点击查看答案A.appear
B.appearing
C.has appeared
D.appeared
开始考试点击查看答案A.takes off, takes off
B.is taking off, takes off
C.takes off, is taking off
D.is taking off, is taking off
开始考试点击查看答案A.dreamed
B.dream
C.have dreamed
D.had dreamed
开始考试点击查看答案A.is working
B.has been working
C.worked
D.will have worked
开始考试点击查看答案A.received
B.was received
C.have received
D.had received
开始考试点击查看答案A.didn't realize; had passed
B.don't realize; passed
C.haven't realized; passed
D.hadn't realized; had passed
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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