A.have occurred
B.occur
C.have been occurring
D.be occurring
A.are supposed
B.suppose
C.are allowed
D.allow
开始考试点击查看答案A.are always borrowing
B.have always borrowed
C.had always borrowed
D.were always borrowing
开始考试点击查看答案A.laying;surrounded
B.laid;surrounding
C.lying;surrounded
D.lied;surrounded
开始考试点击查看答案A.hasn't been decided
B.haven't decided
C.isn't being decided
D.aren't decided
开始考试点击查看答案A.to be had
B.to have
C.had
D.to have had
开始考试点击查看答案A.have had ; before
B.had ;when
C.had had; in which
D.was having; which
开始考试点击查看答案A.were hanging
B.had hung
C.hung
D.would hang
开始考试点击查看答案A.had come
B.was coming
C.would come
D.would have come
开始考试点击查看答案A.is
B.are
C.has been
D.have been
开始考试点击查看答案A.will start
B.is going to start
C.should start
D.starts
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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