The days in which you could travel without a passport are a thing of the past.in which在这里是什么意思?

We shall never forget the days ( )we workedWe shall never forget the days ( )we worked together .A .that B .in which C .on which D .which 定语从句 I still remember the days which I spent in the college先行词the days不是表时间吗?为什么用 which 不用when? in the old days in the old days i 'll never forget the days _____ i stayed in your beautiful country. A. when , B in which为什么不能 用 in which ,不是表时间段时,when = in which 吗? in the days = when 对吗? in the days 还是on the days?1 The days on which black people in the country could not travel without a pass are gone forever.2 I will never forget the days in which we worked together.为什么第一个用on which 第二个用 in which 5.Which days are the strongest days of the week? she will never forget the days ___ she spent in beijing.为什么用which不用when the greatest number of Mondays,which can occur in 45 consecutive days,is In which months have twtenty-eight days? I'll never forget the days (which) I spent in the countryside.为什么 the days 做宾语?the countryside不能做宾语么? I'll never forget the days (which) I spent in the countryside为什么the days 做宾语the countryside不行么 We'll remember those days for ever ___ we spent together in the beautiful countrysideA when B in which C in that D which The days in which you could travel without a passport are a thing of the past.in which在这里是什么意思? In the days following对吗?还是In the following days I will never forget those days ____I spent in the countryside together with my grandmother as a childA.when B.which C.on which D.in which为什么答案选B,为什么前面是days为什么不能用when? I will never forget the days ________ I spent in the countryside.应该是which,为什么不是when Do you still remember the days ---- we spent together in the US?为什么用which来连接,请说下详细过