【单选题】拉瓦锡的元素理论引导化学挣脱了四元素理论,和物理学界统一,进入了()的时代。
【简答题】However, gig economy is not perfect. Platforms claim that they are just ____,
【单选题】拉瓦锡的元素理论引导化学挣脱了四元素理论,和物理学界统一,进入了()的时代。
【单选题】What are the benefits of gig economy?
A.
flexibility and higher independence in pay and hours
B.
variety in work and maxing out earning potential
C.
saving cost for businesses
【单选题】拉瓦锡的元素理论引导化学挣脱了四元素理论,和物理学界统一,进入了()的时代。
【单选题】鸡传染性支气管炎的特征病变是( )
A.
气囊黏膜增厚和混浊,表面有结节样病灶,内含干酪样物
C.
喉头和气管黏膜出血和坏死,并有纤维素性假膜覆盖
D.
气管和支气管黏膜呈卡他性炎症,并有浆液性或干酪样渗出物
【单选题】The United Kingdom has the ______ largest national economy.
【单选题】在旅行社产品设计过程中如果该旅游线路既经济又简约而且各景点间也详略得当,这符合了旅行社产品中的
【单选题】The example of “gig economy”shows that AI____.
A.
has posed a threat to straightforward jobs
B.
has been used to improve workers’ skills
C.
many harm workers’ rights and dignity
D.
many liberate us from tedious tasks