71、begin with 以…开始.
造句：
We begin with the least hopeful.
让我们从希望最小的一点开始。
to begin with 首先, 第一(经常用于开始语)
同义替换：
first of all
真题重现：
To begin with, the world food supply is going to become steadily tighter over the next thirty years.
首先，世界食物供应在未来的30年将变得越来越困难。(1991翻译)
造句：
To begin with, we must consider the problem all sidedly.
首先，我们必须全面地考虑这个问题。
72、on behalf of 以…名义
同义替换：
as the representative of
behalf原始涵义：
n.方面, 利益, 赞同 He is a person appointed to represent or act on behalf of others. 他是一个被指定为代表或按其它人利益活动的人。
真题重现：
The ability to guard customer data is the key to market value, which the board is responsible for on behalf of shareholders.保护客户资料的能力是市场价值的关键所在，而董事会代表股东对此负有责任。 (2007阅读)
造句：
General agents have authority to act on behalf of their principles generally.
全权代理人有权以委托人的名义从事一般性活动。
73、believe in相信,依赖,信仰.
同义替换：
have faith or trust in; consider sth.sb. to be true
造句：
He does not believe in fate.
他不相信命运。
74、benefit (from) 受益,得到好处.
benefit原始涵义：
vt. & vi.有益于, 得益The bank suffers while its officers benefit.银行遭受损失, 而它的高级职员们却得到好处。
n.益处, 好处Part of the benefit of the menu comes from its reliability and consistency. 菜单的部分好处来自它的可靠性和一致性。
vt.有益于，对…有好处 That was a health programme to benefit everyone.那是一项对人人都有好处的健康计划。
真题重现：
What is odd is that they have perhaps most benefited from ambition if not always their own then that of their parents and grandparents.
奇怪的是他们大都曾从野心(雄心)中受益匪浅——如果不是总能受益于自己的野心(雄心)，那么也是受益于父母或祖父母的野心(雄心)。 (2000阅读)
造句：
You will benefit from experience.
你一定会从经验中获得益处。
75、for the benefit of 为了…的利益(好处)
造句：
He is showing off for the benefit of his future.
他在为他前途的利益而卖弄才能。
