请问The olympics is held _______four years.中的空格应选择each还是every?为什么呢
every
意思相当于The Olympics is held once four years.
这里用every可以表示事情发生的频率。比如I clean the house every week.=I clean the house once a week.
every
意思相当于The Olympics is held once four years.
这里用every可以表示事情发生的频率。比如I clean the house every week.=I clean the house once a week.