have hard times对不对? have a hard time 在这time是不可数的 为什么可以加a?

have hard times对不对? have a hard time 在这time是不可数的 为什么可以加a? HARD TIMES怎么样 艰难时世 HARD TIMES怎么样 so far ,the students ___ asked to work hard at least 5 times.为什么用have been? 1.____been____for the family;they have been living a hard life.A.Times have;hardly B.The time has;hard C.Times have;hard D.Time have;hardly 做什么成分?什么时候用?） 2.----Do you mind if I open the window?----_____I feel a bit cold.A.Go ahe hard times ____ a boy a man 谁能帮我翻一下下面的英语if you have worked hard at other times you wont have to sit up all night before the exam hard These issues are especially serious to the service industry for two reasons:First,the industry doesn't have the excitement of the high-tech industries (even though many have now fallen on hard times). Man,i have been tired to talk to you for times.I always feel that it's hard to satisfied you with m time在表示时间的时候怎么还有复数形式呢Have times been hard for you?这里time为什么用复数,不是不可数的吗? have a hard time i have a hard 有have good times吗 i have not money对不对 hard times的英文简介如题,英文的 A light heart carries you through hard times翻译 how are you getting by in these hard times? well.they pay me three times my present salary .That's ___________.A.an offer hard to turn down B.a suggestion we must take C.an advice you have to follow D.an advantage you should have