John has been trying to learn how to play the guitar.

約翰一直在學怎么彈吉他。

He has been taking lessons for half a year. However, he hasn't been studying hard.

他已經(jīng)接受了半年的培訓了。然而，他沒有努力學習。

He has only been going to his Iessons sometimes.

他已經(jīng)將他的課有時。

Moreover, he seldom practices.

此外，他很少練習。

But his cousin, Tim， plays much better than John though he has been ptaying the guitar for only about three months.

但是他的表弟，提姆，比約翰約翰彈得好很多盡管他才學吉他只有三個月。

Tim isn't more talented than John. He just studies harder than John.