八年级上册英语1-3单元重点句型答:, sometimes, often, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month 等。 翻译:“你们多久到工厂去一次?”“每星期两次。” (“How often do you go to the factory?”“Twice a week. ”) “他们多长时间举办一次舞会?”“...