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【简答题】
制动系的基本组成是什么?
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Ten years ago ___ only one building in our school. And in 10 years, ___ five buildings in our school. [ ]
A.
there will be, there are
B.
there was, there are
C.
there was, there will be
D.
there will be, there was
【简答题】按总线各元器件的总体总部局结构划分,主板可分为AT主板和____主板。
【单选题】Our math teacher ______ in our school for 20 years and he ______ here when he was 23 years old. [ ]
A.
has taught, has come
B.
taught, comes
C.
taught, came
D.
has taught, came
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