A.Whatever hard they try
B.No matter how they tried hard
C.As they tried hard
D.Hard as they tried
A.I have had
B.I had
C.have I had
D.had I
开始考试点击查看答案A.he will realize
B.will he realize
C.that he realizes
D.he does realize
开始考试点击查看答案A.had I not
B.did I not
C.if I didn't
D.if I had
开始考试点击查看答案A.did he begin
B.had he begun
C.he began
D.he had begun
开始考试点击查看答案A.strengthened
B.to strengthen
C.strengthening
D.strengthen
开始考试点击查看答案A.is;so
B.be;and
C.be;then
D.being;and
开始考试点击查看答案A.—Can't agree more. There are very few, ________, complaints about their service.A.if any
B.if so
C.if anything
D.if ever
开始考试点击查看答案A.occurred it
B.it did occur
C.it occurred
D.did it occur
开始考试点击查看答案A.not to do
B.not to have
C.not to
D.to not have one
开始考试点击查看答案A.How it is that;as
B.How is it that;as
C.Is it why;that
D.Why is it that;what
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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