A.Not heard from
B.Having not heard from
C.Not to hear from
D.Not having heard from
A.finishing
B.finished
C.had finished
D.were finishing
开始考试点击查看答案A.referring to; was made
B.referring to; be made
C.referred to; be made
D.referred to; was made
开始考试点击查看答案A.collect
B.to collect
C.collecting
D.collected
开始考试点击查看答案A.Keeping up; smile
B.Staying up; smiling
C.Looking back on; smiling
D.Looking at; to smile
开始考试点击查看答案A.building
B.build
C.built
D.to build
开始考试点击查看答案A.fitted
B.to be fitted
C.fitting
D.being fitted
开始考试点击查看答案A.Felt; washes
B.Feeling; washes
C.Felt; is washed
D.Feeling; is washed
开始考试点击查看答案A.study
B.to study
C.studying
D.studied
开始考试点击查看答案A.Examining
B.Examined
C.Being examined
D.Having been examined
开始考试点击查看答案A.Not receiving
B.Not to receive
C.Not having received
D.Having not received
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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