1.struggle to 奮力；掙扎

Curiously, the struggle to survive has greatly improved her health.
奇怪的是，她拼命求生的抗?fàn)幨沟盟慕】禒顩r大有好轉(zhuǎn)。

It had been an uphill struggle to achieve what she had wanted.
她歷盡坎坷才達(dá)到目的。

2.account for 解釋；說明

Ministers should be called to account for their actions.
部長們應(yīng)該對他們的行為作出解釋。

The social services account for a substantial part of public spending.
社會福利事業(yè)占了一大部分的公共支出。

3.tend to 傾向于；趨向

We tend to meet up for lunch once a week.
我們往往每周共進(jìn)一次午餐。

Older mothers tend to be too idealistic about the pleasures of motherhood.
較年長的母親往往對身為人母的樂趣過于理想化。

4.need to 需要

Do not wait for good things to happen to you. You need to walk towards happiness.
不要等待好事降臨，你要向幸福進(jìn)發(fā)。

You'll need to get on the right side of Carmela.
你得討卡梅拉的歡心。