they have always tried hard to.请解释一下这个句子的语法,为什么always在have的后

they have always tried hard to.请解释一下这个句子的语法,为什么always在have的后 Planes have tried to catch them,but they always failed.为什么不能 She is always 的always在be动词之后,但为什么she have always been 的alway I am always have a hard time doing sth, 这么说语法有错吗?有什么更好的说法? 请问有这样的语法吗 have always doing sth. The past always hard to forget ,because we have Palu doesn' have to be made__.He always works hard They have never been to Guangzhou,have they?这个句子的回答 No,they Be nice to you,always have,always They always have a great time talking to each other. They always have fun t_____ to teach other. I always have a lot of things to do.的同义句 I always