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【单选题】
四冲程往复式柴油机的进气冲程，下列说法正确的是( )A.
排气门打开，进气门关闭
B.
进气门打开，排气门关闭
C.
进气门关闭，排气门关闭
D.
进气门打开，排气门打开
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【简答题】当生活饮用水池(箱)的贮水在______h内不能得到更新时,应设置________装置。
【单选题】What's his name? [ ]
A.
His name is Zhang Peng.
B.
He name is John.
C.
Her name is Wu Yifan.
【简答题】体现一个主权国家在其管辖权范围内与其居民和非居民的征纳关系的税种为（ ）。
【单选题】The boy made ____ fun of me, so I became angry ____ him. [ ]
A.
a; with
B.
/; with
C.
a ; about
D.
the; about
【简答题】阅读理解 I'm a boy. My name is Robert.' I'm fif years old. My birthday is March 6th. I like vol]eyball. I'm Mary. I'm an English girl. I'm six. I was born(出生) on May 4th. I like singing. My name ...
【单选题】Connie: Are you doing pottery? It looks like fun! Frank: ______ ? Connie: Boy, would I? Thanks.
A.
Would you please give me a hand
B.
Would you please not to bother me
C.
Have you ever learned how to do it
D.
Would you like to try it
【简答题】树脂砂混砂机有 间歇 工作和()工作两种类型。
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