· 重点词组解析 ·
1．base on
意思是“以某事物为另一事物的根据，证据等”．
e．g．I base my hope on the good news we had yesterday．
我把希望寄托在我们昨天得到的好消息上．
2.辨析: lie in，lie on，lie to
lie in指“位于一个范围之内”．
lie on指“与……相邻，紧挨着”．
lie to指“不接壤，隔……相望”．
e．g．China lies in the east of Asia．中国位于亚洲东部．
India lies on the southwest of China．印度位于中国西南部．
Japan lies to the east of China．日本在中国以东．
3．get started
(1)意思是“使……开始”，get+过去分词，构成被动式，着重于动作，意为“被，受”．
e．g．get slapped挨打get dismissed被开除get hurt受伤
(2)get+名(代)词+宾语补语，(宾语补语可用形容词、副词、不定式、过去分词等)．
e．g．Tom got his feet wet．汤姆把脚弄湿了．
Your can’t get your luggage in．你不能把包裹带进来．
I call not get him to confess．我不能说服他坦白出来．
I must get my hair cut．我的头发要剪了．
4．focus on意思是“集中(于某事物)”．
focus one's attention／thoughts on sth．集中注意力(思想)于某事
e．g．I’m so tired that I can’t focus on anything today．
今天我太忙了，精神集中不起来了．
Please focus your minds on the following problems．请集中考虑以下问题．