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发表于 2016-7-10 16:05:56
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2)数据究竟代表什么应清楚
语言点：1)percentage / proportion
2) (v.) make up/ constitute / account for
3) ①the biggest difference between 2 group(A+B) is in …,where A makes up 5% while B constitutes 67%
the highest percentage of A, which was approximately 12%
②the percentage of A in …..is more than twice that of B,the ratio is 67% to 45%($% compared to $%)
③ in…,while a greater percentage of A than B are found in……. (the former is $% and the latter is $%)
④there are more A in……,reaching $%,compared with $% of B
⑤A , which used to be the……..,has become less important, which declined(increased) sharply from $% in 1978 to only $% in 1998.
⑥The biggest loss was to某区域.
The biggest gains in A were made by 某区域.
FLOW CHART (曲线图)
注意点：1)抓住“变化”和“趋势”
2)有两种情况其一是在不同时间段内的数据比较，另外是单独数据的全程描述。前者适合于数据代表的物体较少且时间界限明确的情况下，后者适合于描述数据对象很多且时间划定不清晰。当然依据考试中的题目来决定。
语言点：1)变化状态幅度词(要依据描述的情况决定)
轻微-----slightly, slowly(速度), steadily(平缓) 逐渐----gradually
显著-----significantly , markedly 急剧-----rapidly , dramatically , abruptly ,sharply 突然---suddenly 趋势---trend inclination tendacy
2)变量幅度词语
★ 增加-----increase, jump ,go up ,rise, climb , ascend , level up ,surge,
★ 减少----decrease, drop ,go down ,fall,---- , descend, level down ,
★ 水平----keep/stay/remain/maintain stable ,----steady ,be similar to ,there is little/hardly any/no change
★ 最高-----reach a highest point/the top/the summit/the peak/the most/peak in,at
★ 最低-----reach a lowest point/the bottom//rock/hit a trough /bottom out
★ 交叉-----correspond with in ----year; --- crossing the line for -----
3) 时间幅度词语
During the period 1970—1999 ; From 1970 to 1999 ; Since the early 1970s ;
In 1970------then in 1980-----ten years later
4)基本句型
There was变化趋势in the number of A from 1986-1990(over next…..yeas) ,which was followed by 变化趋势and then变化趋势 until 1998 when there was变化趋势 for the next ….years
From 1990 onwards, there was变化趋势 in the number of A which then 变化趋势 at $% in 1994.
In 1990,the number reached (was) $%,but 30 years later there was变化趋势.
After 变化趋势 from…to …,A begin 变化趋势 over the next….years.
The number of …increased rapidly from 1988 to 1990 during the five-year period
〓
There was a rapid increase from 1988 to 1990 during the five-year period
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