Question

【题目】______minutes a day do you clean the house ?
A.How long
B.How many
C.How much
D.How often

Answer 1

【答案】B
【解析】句意：每天你打扫多少分钟的房子？A How long多长时间； B How many多少，修饰可数名词；C How much 多少，修饰不可数名词；D How often多久一次。How many后跟复数名词，所以答案是B。