重点讲解:
1. aim to do sth. 致力于;旨在;以…为目标;
They are aiming to reduce unemployment by 50%.
他们正力求使失业人数下降50% 。
2. so far 迄今为止;到目前为止;
So far we haven't been able to find anything, but we're still researching.
目前我们还没有任何发现,但是我们仍在研究 。
3. seek to do sth. 力图;想方设法;
He also denied that he would seek to annex the country.
他还否认会试图吞并该国 。
4. take part in 参加;参与;
They returned to take part in the season's opening game.
他们回来参加本赛季的开幕赛 。