①描述圖表 ②分三方面解釋原因 ③下結論
1. During the period from _______to _______, ________rose from ________to _______, while _______ decreased from _______ to _______.
2) We believe that three reasons can account for this phenomenon. First,____. Second, ____. Third, _____. 3) ___.We are happy to see that things are becoming better and better nowadays. We can imagine that ___.
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