A.can
B.must
C.need
D.may
A.has not studied biology
B.did study biology
C.had studied biology
D.studied biology
开始考试点击查看答案A.ever if
B.even so
C.even than
D.even when
开始考试点击查看答案A.must
B.shall
C.may
D.need
开始考试点击查看答案A.ought to avoid
B.could have been avoided
C.should have avoided
D.might have avoided
开始考试点击查看答案A.should have arrived
B.should arrive
C.should have had arrived
D.should be arriving
开始考试点击查看答案A.If only
B.If not
C.But for
D.For fear
开始考试点击查看答案A.Can't
B.Wouldn't
C.May not
D.Won't
开始考试点击查看答案A.had been taken
B.be taken
C.would be taken
D.be made
开始考试点击查看答案A.didn't tell
B.don't tell
C.hadn't told
D.wouldn't tell
开始考试点击查看答案A.didn't leave
B.hadn't left
C.haven't left
D.couldn't leave
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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