【单选题】Why is the air quality tested every day?
A.
Just in case someone asks.
B.
Scientists like to take tests.
C.
Scientists are not very busy.
D.
To keep track of pollution levels.
【单选题】Most of the time in greetings (问候). when someone asks 'How are you'? in English. it just means (意思是) 'Hello. ' The speaker is not really asking know you feel or how you aiding. If you know someone ver...
【单选题】It is bad manners for you to say ______ when someone asks you a question.
【单选题】发动机温度过热时,以下哪个描述是错误的:
【简答题】An (enquire) _____________ is a question that someone asks.