A.hadn't helped; must have been busy
B.didn't help; must have been busy
C.hadn't helped; must be busy
D.didn't help;must be busy
A.needn't have made
B.mustn't make
C.wouldn't have made
D.shouldn't make
开始考试点击查看答案A.could
B.would
C./
D.had
开始考试点击查看答案A.won't
B.didn't
C.hadn't
D.wouldn't
开始考试点击查看答案A.be paid to protect, being considered
B.be paid to protecting, considering
C.should be paid for protecting, to consider
D.should be paid on protecting, to consider
开始考试点击查看答案A.consulting; about
B.consult; with
C.consulting; with
D.consult; about
开始考试点击查看答案A.should borrow
B.might have borrowed
C.could have borrowed
D.must have borrowed
开始考试点击查看答案A.oughtn't to go
B.shouldn't have gone
C.mustn't go
D.wouldn't go
开始考试点击查看答案A.start to work
B.would start to work
C.had started to work
D.started working
开始考试点击查看答案A.will be freezing cold
B.would be frozen cold
C.can freeze coldly
D.would be freezing cold
开始考试点击查看答案A.to take
B.taking
C.take
D.would take
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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