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[主观题]
He ________ in the army for ten years, and he retired last year.A) has servedB) h
He ________ in the army for ten years, and he retired last year.
A) has served
B) had served
C) served
D) had been serving
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He ________ in the army for ten years, and he retired last year.
A) has served
B) had served
C) served
D) had been serving
第2题
A.②③
B.①③④
C.②③④
D.①②③④
第3题
A.②③
B.①③④
C.②③④
D.①②③④
第4题
A.②③
B.①③④
C.②③④
D.①②③④
第6题
根据相关规定,对于以下含有不同硫分的煤层,属于禁止新建矿井的是()。
A.2.5%.
B.3.5%.
C.3%.
D.2%.
第7题
以下哪些属于网络欺骗方式:
A、IP欺骗
B、ARP欺骗
C、DNS欺骗
D、Web欺骗 E、电子邮件欺骗 F、源路由欺骗
第9题
以下哪些行为属于欺骗大众,应当举报?
A.私信收到帮刷赞、刷粉的信息
B.发布没有科学依据的治病减肥偏方
C.私信收到不明网站的链接
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