1.need to 需要

例句:You'll need to get on the right side of Carmela.
你得讨卡梅拉的欢心。

2.thanks to 由于；多亏；幸亏

例句:The delegation was carrying a message of thanks to President Mubarak.
代表团向穆巴拉克总统转达了谢意。

3.plan to 打算；计划

例句:Both chambers plan to vote on that policy before January 15th.
两院都打算在1月15日前对那一政策进行投票表决。

4.drop to 下降，跌到

例句:Her voice will drop to a dismissive whisper.
她会把声音压低，轻蔑地低语。