高中英语Reading (2)Language Points课件
1. A recent announcement by scientists that they have successfully cloned the first human embryo…
announcement (n.) 宣告，通知，声明
(短语)make/ issue an announcement 发表声明
announce（vt.）宣告，通知，声明
(短语) announce sth. to sb. (不能用announce sb. sth.)
(比较) announce/ declare
announce 指对公众或特定的一群关心的人进行宣布；declare指官方的正式宣告
Everyone was silent as he announced the winner of the competition.
This powerful country declared war on that small country.

2. On the one hand, some scientists point out that if you clone an embryo, you can …
①on (the) one hand…on the other hand…一方面…另一方面…（单独使用on the other hand时，hand不能省略，但与on the one hand连用时，可省略）
On one hand, rapid development of the economy will improve the living conditions of the people. On the other hand, it will speed up environmental destruction.
(短语) at hand 在手边，在附近 by hand 亲手，手工
in hand 手头现有的，正在进行，在处理中
hand in hand手拉手
Hands off! 请勿动手！不许干涉 Hands up! 举起手来！
②point out 指出 He pointed out my mistake. 他指出我的错误。
point to/point at 指着，指向某人或某物（两个词组可互换使用）He pointed at/ to a picture.
point at 对准，瞄准(某人用枪对准某人某物等)
They pointed at her head but she was not afraid.

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