A.is; are
B.is; is
C.are; is
D.are; are
A.is; are
B.are;is
C.was;were
D.were; was
开始考试点击查看答案A.as is
B.as are
C.that are
D.that they are
开始考试点击查看答案A.when; makes
B.until; will make
C.before; makes
D.after; will make
开始考试点击查看答案A.has been supplying
B.was supplying
C.have been supplying
D.were supplying
开始考试点击查看答案A.are allowed
B.is allowed
C.allows
D.allow
开始考试点击查看答案A.is
B.are
C.has been
D.have been
开始考试点击查看答案A.are being
B.has been
C.had been
D.have been
开始考试点击查看答案A.totals; has been produced
B.totals; is produced
C.totals; are produced
D.total; are being produced
开始考试点击查看答案A.gold watch, chain
B.knife, fork
C.desk, chair
D.pen, pencil
开始考试点击查看答案A.is offered
B.had offered
C.are offered
D.have offered
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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