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【单选题】
金刚石结构原胞中包含 原子，是简单还是复式？A.
2 ，复式
B.
2 ，简单
C.
4 ，复式
D.
8 ，复式
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举一反三
【单选题】I had hoped that I ______ the lecture on American Romanticism.
A.
attend
B.
attending
C.
could attend
D.
can attend
【单选题】I had hoped to get to the meeting, but I found at the last minute that I couldn't ______ it.
A.
meet
B.
make
C.
try
D.
get
【单选题】I______to catch the 2:00 plane, but no such luck.
A.
have hoped
B.
hope
C.
hoped
D.
had hoped
【单选题】I had hoped to get to the meeting, but I found at the last minute that I couldn’t ________ it.
A.
try
B.
meet
C.
get
D.
make
【单选题】I _____ my son ____ a doctor,but he wasn’t good enough at science.
A.
hoped; would become
B.
had hoped ; would become
C.
had hoped ;will become
D.
hope; will become
【多选题】我国政治体制改革的基本原则包括
A.
坚持党总揽全局、协调各方的领导核心作用
B.
坚持国家一切权力属于人民
C.
全面落实依法治国基本方略
D.
坚持社会主义政治制度的特点和优势
【单选题】I had hoped to see her off at the station, but I _____ too busy.
A.
was
B.
had been
C.
would be
D.
would have been
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