1. there is an upward trend in the number of... ...数字呈上升趋势。

　　2. a considerable increase/decrease occurredfrom...to... ...到...发生急剧上升。

　　3. from...to...the rate of decrease slow down. 从...到...，下降速率减慢。

　　4. from this year on，there was a gradual declined reductionin the..., reaching a figure of...

　　从这年起，...逐渐下降至...

　　5. be similar to... 与...相似

　　6. be the same as... 与...相同

　　7. there are a lot similarities/differencesbetween...and... ...与...之间有许多相似(不同)之处

　　8. a has something in common with b a于b有共同之处。

　　9. the difference between a and b lies in... a与b之间的差别在于...

　　10. ... (year)witnessed/saw a sharp rise in... ...年...急剧上升。