"新型冠状病毒"in English?"新型冠状病毒肺炎"in English?"确诊病例"in English?"疑似病例"in English?"重症患者"in English?"死亡率"in English?"密切接触者"in English?"接受医学观察"in English?"隔离"in English?"人传人"in English?"飞沫"in English?名词"感染"in English?"传染病疫情防控"in English?"口罩"in English?"疫苗"in English?

Canadian English, French English, Chinese English and Russian English are ______________ dialects.

According to Kachru’s Three Circles Model of English, which circle would these English varieties, Singaporean

A、

Outer, Inner, Expanding, Expanding, Expanding

Expanding, Inner, Outer, Expanding, Outer 

Outer, Inner, Outer, Expanding, Expanding

Outer, Inner, Expanding, Expanding, Outer 

The development of English language can be divided into three periods: ______ English, ______ English

There are 3 stages of the development of English: Old English, Middle English and Contemporary English