A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
A.sleep
B.to sleep
C.sleeping
D.having slept
开始考试点击查看答案A.am
B.was
C.have
D.had
开始考试点击查看答案A.was leaving
B.leaves
C.had left
D.has left
开始考试点击查看答案A.may
B.can
C.must
D.should
开始考试点击查看答案A.wasn't saying
B.don't say
C.won't say
D.didn't say
开始考试点击查看答案A.washed and dressed
B.are washed and dressed
C.will wash and dress
D.were washed and dressed
开始考试点击查看答案A.has come; had left
B.has been; has left
C.has come; left
D.has been; left
开始考试点击查看答案A.has asked; have been getting
B.asked; were getting
C.often asks; are getting
D.asked; are getting
开始考试点击查看答案A.think
B.thought
C.have thought
D.am thinking
开始考试点击查看答案A.have been having
B.had had
C.was having
D.am having
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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