“In the last year,I must hard to study English”这话哪错了?应该怎么改?

this is the last year i stay inThis is the last year i stay in sichuan. when I live in BeiJing last year,I like the girl very much,i like the girl very much in Beijing last year。和上一句的区别 I -------- in this school last year I _____(go) fishing every day when I was in the countryside last year. The boys enjoyed______ in Beijing last year. I was a waiter in the restaurant the year before last.(改为同义句) I have visited thirty cities in China____.A.in the last two years B.since last year I had visited thirty cities in China____.A.in the last two years B.since last year This is the hotel which I lived in last year 的同义句 I often hear her _____ (sing)in the next room last year.为什么不能用singing? I went to beijing last year 这个句子表达正确吗?用不用加 I went to beijing in the last year in last year,last year和in the last year它们有什么区别?都有这些形式吗? Last year,when I arrived in London I met one of the thickest （d ） in years I will never forget the days whiich I spent in the countryside last year.为什么不用when而用which? How i miss the time i spent in the countryside last year!句子错没错了又该怎么改 the summer before last year 对还是in the summer before last year Last year I went to the Disney in Hong Kong,I had a good time there.合并为一句Last year I went to the Disney in Hong Kong ____ I ____ a good time. i don't know what (ill)__he suffered from,but i do remember he was in the hospital last year