配电装置若为双列布置时,其操作通道的宽度,一般应不小于()M。
A、1.5
B、0.8
C、1
D、2
参考答案:C
六、单句改错(10分)
81.His family was watching TV when I came in.___________
82.Nothing but cars are sold in the shop.___________
83.He lives happy life.________
84.Because of he is ill,he can’t join us in the game.
85.Do you hear some girls sing in the next room now?___________
86.I never think the film is moved._____________
87.Some of us will fail, nor wil they.__________
88.He seems that he’s finished the work on time._________
89.I’m looking forward to see you again.__________
90.Now people get a lot of informationgs from the Internet._____________
下列有关HIV感染的叙述,正确的是()。
A.HIV只感染CD4+T淋巴细胞
B.少部分感染者可以康复
C.血清抗-HIV阴性可除外HIV感染
D.血清抗-HIV阳性仍有传染性
E.免疫球蛋白常减少