1.opportunity
(1)He will catch any opportunity (practise) English.
(2)他错过了去国外旅游的机会,真是可惜。
答案:(1)to practise (2)It’s a pity he missed the opportunity to travel/of travelling abroad.
2.unemployment
(1)The problem tends to be a city phenomenon.
(2)那个国家的失业率正在上升。
答案:(1)employment (2)The unemployment rate is rising in that country.
运用所学单词或短语造句。
3.strike
答案:The big waves struck the rocks of the bank.
4.leave out
答案:Leave me out of this quarrel,please.I don’t want to get involved.