Question

【题目】— Maria, do you exercise?
— Oh, we organize the “Sunshine Sports”, so we do sports once a day.
A.how often
B.how long
C.how many
D.how far

Answer 1

【答案】A
【解析】句意：玛利亚，你多久锻炼一次？噢，我们组织“阳光体育运动”，所以我们每天做运动一次。A. how often多久一次；B. how long多长时间，多久；C. how many多少，后接可数名词复数；D. how far多远。所以答案是A。