1.start to 開始

When and why did things start to change?
那么這種情況是什么時候開始改變的？

It was the best start to august trading since 1934.
這是1934年以來8月份最好的股市開局。

2.at the end of 在…結尾，在…末端

Reparation normally comes at the end of a conflict.
賠償通常是在一場沖突結束后開始的。

Participants kept their winnings at the end of the experiment.
參與者可以保留他們的獎金在實驗結束后。

3.promise to 承諾

Last year he campaigned for governor with the promise to shake up state government.
去年他憑借要徹底改變州政府現狀的承諾參選紐約州州長。

France has postponed its promise to balance its budget, from 2010 to 2012.
法國承諾2010年平衡預算，但現在已經推遲到2012年。

4.drop to 下降到，跌到

The usda said that domestic stocks-to-demand would drop to the lowest point in nearly half a century.
美國農業部表示，美國大豆的儲量需求比將跌至近半個世紀以來最低水平。

The corn harvest is expected to drop to the lowest level since 1995.
預計玉米收成會跌到1995年以來的最低水平。