2.单项填空
________is known to all, China will be an ________and powerful country in 20 or 30 years' time.
A.That; advancingB.This; advanced
C.As; advanced
D.It; advancing
[解析] C as is known to sb.众所周知;advanced country表示“先进国家”。 第10讲 │ 单词点睛
9 focus v.集中 n.焦点;中心点
(1) focus sth. (on sth.)将(注意力等)集中于……
(2) be in focus; bring sth. into focus
(使)某事物清晰、明确或在焦点上
be/go out of focus
模糊、不清楚或不在焦点上 第10讲 │ 单词点睛
【词语辨析】 concentrate与focus 这两个动词均有“集中,聚集”之意,但也有区别。 (1) concentrate指把人或物集中在一起,也可指把精力或注意力集中于某一事物上。如:
We must concentrate our efforts on improving education.我们必须致力于改进教育工作。
The government's plan is to concentrate new industries in areas of high unemployment.
政府的计划是将新的工业集中于高失业区。 第10讲 │ 单词点睛
(2) focus侧重指把光、热、射线等集中于一点,也可指把思想或精力等集中于某人或某事上。如:
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