皮皮学，免费搜题
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【单选题】
单元测试测试的对象是A.
系统
B.
程序模块
C.
模块接口
D.
系统功能
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】They were surrounded by the enemy, but they________at last from the village. [ ]
A.
managed escaping
B.
tried to escape
C.
managed to escape
D.
tried escaping
【简答题】管片接缝防水采取沿管片肋面四周设置一道()的方法进行环纵缝防水。
【简答题】设计与制作服装主题banner 时尚潮流前沿Banner.zip
【单选题】They are ready to fight the enemy _____ the last drop of their _____.
A.
to; blood
B.
to; bloods
C.
for; breath
D.
for; time
【单选题】The battle lasted for a few hours and at last the enemy ________.
A.
was defeated
B.
were beat
C.
were won
D.
defeated
【单选题】They were surrounded by the enemy, but they _____ at last from the village.
A.
tried escaping
B.
managed to escape
C.
managed escaping
D.
tried to escape
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