A.are; is
B.are; are
C.is; are
D.is; is
A.are
B.have been
C.was
D.were
开始考试点击查看答案A.are; is
B.are; are
C.is; are
D.is; is
开始考试点击查看答案A.is operating on
B.has operated
C.was operating on
D.had operated
开始考试点击查看答案A.have
B.has
C.are
D.is
开始考试点击查看答案A.was
B.were
C.is
D.are
开始考试点击查看答案A.is offered
B.is offering
C.offers
D.offered
开始考试点击查看答案A.has been offered
B.have been offered
C.is being offered
D.are offered
开始考试点击查看答案A.Have; equipments
B.Has; equipment
C.Has; equipments
D.Have; equipment
开始考试点击查看答案A.Both; and
B./; as well as
C.Not only; but also
D.Either; or
开始考试点击查看答案A.are; for
B.is; for
C.is; in
D.are; into
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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