peter had always been interested in plants是什么时态,always为什么要放在

peter had always been interested in plants是什么时态,always为什么要放在 I have always been interested in making thing?中文?以及这句话的语法时态. She's always been interested in keeping fit.为什么句中要用been Helen Monson has always been interested in helping her commu she's always been interested in keeping fit man have always been interested in looking smart Mrs peter always carries an umbrella 是什么时态 is always 是什么时态 be always是什么时态? 英语翻译Helen Monson has always been interested in helping her c 英语翻译Men have always been interested in the moon because it i 初二完形填空.I think I’ve always been interested in food. My grand