雅思作文之?dāng)?shù)據(jù)表達(dá)法
在一系列的時(shí)間段中轉(zhuǎn)變：changes over time
持續(xù)變化的data在不同情況下:
增加：increase / raise / rise / go up ...
減少：decrease / grow down / drop / fall ...
波動(dòng)：fluctuate / rebound / undulate / wave ...
穩(wěn)定：remain stable / stabilize / level off ...
最常用的兩種表達(dá)法：
動(dòng)詞 + 副詞形式(Verb+Adverb form)
形容詞 + 名詞形式(Adjective+Noun form)
1. Verb+Adverb form
The number of XXX
+increase/jump/rise/decrease/drop/fall/fluctuate...
+insignificantly/significantly/slightly/suddenly/rapidly/dramatically/sharply/steeply/steadily/gradually/slowly...
+from (第一時(shí)間) to (第二時(shí)間) / between (第一時(shí)間) and (第二時(shí)間)
2. Adjective+Noun form
There was a (very) sudden/rapid/dramatic/significant/sharp/steep/steady/gradual/slow/slight
+increase/jump/rise/decrease/drop/fall/fluctuation (注意：上述很多詞不可用于修飾fluctuation)
+in the number of XXX from (第一時(shí)間) to (第二時(shí)間) / between (第一時(shí)間) and (第二時(shí)間)
描述穩(wěn)定的data：
The number of XXX remained steady/stable from (第一時(shí)間) to (第二時(shí)間) / between (第一時(shí)間) and (第二時(shí)間)
The number of XXX stayed the same from (第一時(shí)間) to (第二時(shí)間) / between (第一時(shí)間) and (第二時(shí)間)
There was little change / hardly any change / no change in the number of XXX from from (第一時(shí)間) to (第二時(shí)間) / between (第一時(shí)間) and (第二時(shí)間)
描述不同狀態(tài)的data
Noun form:
steady drop / sharp rise peak / dramatic fall / sharp drop
Verbal form:
(to) bottom out / (to) reach the bottom / (to) increase gradually / (to) reach a plateau / (to) remain steady
描述the highest point以及the lowest point
高點(diǎn)極值：
The monthly profit / The figures / The situation ...
+peaked in (月份/年) <準(zhǔn)確時(shí)間點(diǎn)用at XXX> at XXX% / XXX(極點(diǎn)data)
或者reached a peak / a high point at XXX% / XXX(極點(diǎn)data)
低點(diǎn)極值：
XXX bottomed out / reached
+rock / the bottom / a low point
或者h(yuǎn)it a trough
此外，在描述過程中還有很多的conjunctional words/sentences，最常用的固定搭配如下：
并列： as well as(句首/中), also, as well(句尾), either, neither, too, moreover, furthermore, in addition, additionally, besides, what's more, apart from ...
舉例： for example, for instance, to illustrate, as an illustration, in particular, particularly, especially
事實(shí)： as a matter of fact, in fact, actually, as long as, so long as ...
雷同/近似：similarly, likewise(句首/尾), at the same time, equally ...
轉(zhuǎn)折： however, whereas, nevertheless, nonetheless, though, although, even though, while, yet, on the contrary, contrarily, in contrast, conversely, on the other hand, unlikely, in stead (of), in spite of, despite of ...
原因與結(jié)果
1. cause-suggestion (幾乎不常用)
since / now that ...; I hope that...
because of/on account of/owing to/thanks to + (doing) sth, I hope that...
2. cause-effect (較常用)
XXX lead to / bring about / result in/ account for ...
(一個(gè)句子), therefore / thus / hence / as a result / consequently / (and) so ...
3. effect-cause (較常用)
XXX be caused by / result from / be the result of / be the effect of / be the consequence of ...
(一個(gè)句子), because ...
it is adj. that ...
it is unimaginable that ...
it is undeniable that ...
it is interesting to discover that ...
