A.belong to
B.belongs to
C.belong
D.belongs
A.keep busy
B.be kept busy
C.keep busying
D.be kept busying
开始考试点击查看答案A.is spent
B.has paid
C.is taken
D.has cost
开始考试点击查看答案A.are taken
B.is taken
C.are taking
D.is taking
开始考试点击查看答案A.awarded
B.was awarded
C.rewarded
D.was rewarding
开始考试点击查看答案A.choosing
B.to choose
C.selected
D.selecting
开始考试点击查看答案A.hopes
B.suggests
C.advises
D.makes
开始考试点击查看答案A.are to attract
B.are to be attracted
C.are attracted
D.are attracting
开始考试点击查看答案A.encourages
B.encourage
C.is encouraged
D.are encouraged
开始考试点击查看答案A.total; 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.is used
B.are used
C.has used
D.have used
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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