这句话时态对吗?SinceI was a postgraduate student,I have been interested in scientific research.

这句话时态对吗?SinceI was a postgraduate student,I have been interested in scientific research. Rome was not built in a day 这句话是什么时态 I was bought something.这句话对吗? the parcel was sent yesterday afternoon 这句话是什么时态? It was nice talking to you.这句话是什么时态? 这句话的时态、语态：the term was being developed I was stopped me soon ( ) left the bank.a.after b.before c.sinceI was stopped soon ( ) I left the bank. What a terrible day off it was若是过去式这句话对吗? It is a wonderful trip ,isnt it?yes ,I was never forget这句话对吗 It was a sunny day.So we thought really hot.这句话写的对吗? She was born in a small town of Tianjin.这句话语法对吗? it was really long trip when you have a hangover 这句话说的对吗? I was dressed a shirt,being ready for the meeting. 这句话对吗 When I was reading a book,I saw somrthing interesting .这句话对吗? I didn't think he was happy,was he?这句话对吗我觉得应该是I didn't think he was happy,did 当主句部分谓语动词为think,believe,guess,疑问句应和从句的人称时态保持一致（主句时态必需是一般现在时）；但如 Tom was climing the mountain yesterday.这句话对吗? how was at home last weekend?这句话对吗? The first prize was awarded to me.这句话对吗?