【单选题】下面哪个特性不是分时操作系统的特征( )。
【判断题】电流断续时,电动机机械特性理想空载转速降低。
【简答题】坐姿从事精细作业时腰部承受的负荷主要是 ( )
【单选题】听力原文:M: If it ruins on Saturday, the party will be ruined. W: What does it matter? We can always hold it indoors. Q: What are the man and woman hoping to do? (15)
A.
Repair the other door.
C.
Have an outdoor party.
D.
Catch the Saturday train.
【单选题】白食在蒙古语里叫“查干伊德”,是牛、马、羊、骆驼( )。
【判断题】女职工特殊劳动保护,又称母性保护,是针对女职工的生理特点和抚育后代的需要,对女职工在劳动过程中的安全和健康依法加以特种保护。
【单选题】–Does it matter if I give it up this time? -- It ____if you do. You won’t have ______chance.
D.
does matter; the other
【单选题】–Does it matter if I give it up this time? -- It ____if you do. You won’t have ______chance. A. does; the other B. does ; second C. does matter; another D. does matter; the other
D.
does matter; the other
【单选题】听力原文:W: What does it go on with your debate on the matter of money? M: Some people believe money talks. But I'm of the opinion that we've got to be its master and not its slaves. Q: What's the man's o...
A.
We should spend our money wisely.
B.
We cannot live without money.
C.
We are not slaves of money.
D.
We should learn to save money.