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【单选题】
下面各种做法,不能有效预防计算机病毒的是()
A.
定期做“系统更新”
B.
定期用预防病毒软件杀毒
C.
定期升级预防病毒软件
D.
定期备份重要数据
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【单选题】绑扎箍筋允许偏差为( )。
A.
正负5
B.
正负10
C.
正负20
D.
正负15
【判断题】茯苓来源于多孔菌科真菌茯苓的干燥菌核。
A.
正确
B.
错误
【单选题】Practically speaking, the artistic maturing of the cinema was the single-handed achievement of David W. Griffith (1875-1948). Before Griffith, photography in dramatic films consisted of little more th...
A.
are like films
B.
may not narrate events chronologically
C.
exploit cinema' s language
D.
feature juxtaposed images
【单选题】Practically speaking, the artistic maturing of the cinema was the single-handed achievement of David W. Griffith (1875-1948). Before Griffith, photography in dramatic films consisted of little more th...
A.
are like films
B.
may not narrate events chronologically
C.
exploit cinema's language
D.
feature juxtaposed images
【简答题】A hope learn not expect decide promise offer B do live help play buy go 1 My parents have promised to buy me a bike for my birthday. 2 The cinema was full last night, so we to a café instead....
【判断题】茯苓来源于多孔菌科真菌茯苓的干燥菌核。()
A.
正确
B.
错误
【单选题】安装钢筋时,绑扎箍筋、横向钢筋间距的允许偏差为()mm以内。
A.
± 5
B.
± 10
C.
± 15
D.
± 20
【单选题】Practically speaking, the artistic maturing of the cinema was the single-handed achievement of David W. Griffith (1875-1948). Before Griffith, photography in dramatic films consisted of little more th...
A.
are like films
B.
may not narrate events chronologically
C.
exploit cinema's language
D.
feature juxtaposed images
【简答题】Complete the sentences with a verb from A and a verb from B. Make any necessary changes to the verbs. A hope learn not expect decide promise offer B do live help play buy go 1...
【单选题】钢筋的绑扎中,箍筋的允许偏差值为 mm 。
A.
± 5
B.
± 10
C.
± 20
D.
±1 5
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