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【简答题】
等大球最紧密堆积有两种基本形式，球体之间存在（）和（）两种空隙类型。
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举一反三
【单选题】We often meet together and discuss ________ .
A.
what to read
B.
about to read what
C.
to read what
D.
about what to read
【单选题】We are in ________ schools, but we often meet each other.
A.
same
B.
new
C.
different
【简答题】在GB18030汉字编码标准中，常用汉字一般采用______字节编码。
【简答题】How often do we meet our acquaintances?
【单选题】十八大以来的五年内 , 区域发展协调性增强 ,“ 一带一路 ” 建设、 ( ) 协同发展、长江经济带发展成效显著
A.
京津冀
B.
东北地区
C.
珠三角
D.
江浙沪
【单选题】—You don’t see the professor from Singapore quite often, do you? —No, we only meet ______．
A.
eventually
B.
constantly
C.
occasionally
D.
frequently
【单选题】— You and Kate often meet, don't you? — We do meet________, but not regularly. [ ]
A.
now and then
B.
by and by
C.
step by step
D.
more or less
【简答题】When we meet someone for the first time, we often would like to talk about ourselves. We just want to show the best to others. But why not listen? Sometimes, listening is better than talking. Then how...
【单选题】When we meet, we often stop and say hello to ________.
A.
each another
B.
the other each
C.
another each
D.
each other
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