一、word study
spray,cast,expose,switch,critical
① spray n.1、水花,浪花;2、噴霧,噴霧狀物 The spray of the waterfall is very beautiful. 瀑布的水花飛濺,非常漂亮。
A spray of bullets hit the tree behind which he w as hiding. 一陣噴射的子彈打中了他藏身其后的那棵樹。 vt.噴,向。。。噴射,噴涂
Fruit trees are sprayed regularly.
果樹應定期噴上殺蟲劑。
The students sprayed questions at the teacher.
學生們連珠炮似的向老師提出一個又一個問題。
② cast vt.1、投,扔,拋,擲(at);2、投射(光,影,視線等)(on,at);3、澆鑄,鑄造 The boy cast a stone at the dog.
那個男孩向那條狗扔了塊石頭。
His w ords cast a new light on the problem.
他的話題使人們對這個問題有了新的認識。 The robot can cast steel after being reprogrammed. 在重新設定程序之后,機器人能澆鑄鋼材。
n.1、投,擲;2、模具;3、演員(陣容)
The Beijing Theatre of People’s Art has a very strong cast.
北京人民藝術劇院有很強大的演員陣容。
③ expose vt.1、使暴露,使面臨;2、揭露,揭發(fā)
The w orks w ere exposed to all kinds of w eather.
工人們經(jīng)受風吹雨打。
We should be aw are of the dangers of exposing children to violence on T V.
我們應當意識到兒童接觸有關暴力電視節(jié)目的危害。
He has been widely exposed to the public on the television.
他經(jīng)常在電視上向公眾露面。
The mistakes of the past must be exposed w ithout any reserve.
對以前的錯誤一定要毫無保留地揭發(fā)。
④ switch n.1、開關,轉換器;2、(思路、話題等的)轉換
It is two-way switch.
這是個雙向開關。
He has made a switch of support from one political party to another. 他已從支持一個政黨轉而支持另一個政黨。 vi.1、轉換,改變(思路、話題等);2、接 通。。。電流(on),切 斷。。。電流(off) We switched the discussion to another topic.
我們換了一個討論題目。
E ntering the room, he sw itched the light on. 一進房間,他就把燈打開了。 vt.轉換,變換(switch(over)to)
He switched (over) to medicine and graduated in 1980.
他改學醫(yī)科,于 1980 年畢業(yè)。
⑤ critical a.1、批評(性)的,批評(性)的;2、對。。。表示譴責,對。。。感到不滿的(of);3、緊 要的,關鍵性的,危急的
He is a man w ith a critical eye.
他是一個具有批判眼光的人。
It takes years to develop one’s critical ability.
培養(yǎng)評論能力要很長時間。
The old man w as critical of the boy’s impolite behaviour.
那個老人不滿意男孩的不禮貌行為。
The patient’s condition is critical.
病人情況危急。
spray,cast,expose,switch,critical
① spray n.1、水花,浪花;2、噴霧,噴霧狀物 The spray of the waterfall is very beautiful. 瀑布的水花飛濺,非常漂亮。
A spray of bullets hit the tree behind which he w as hiding. 一陣噴射的子彈打中了他藏身其后的那棵樹。 vt.噴,向。。。噴射,噴涂
Fruit trees are sprayed regularly.
果樹應定期噴上殺蟲劑。
The students sprayed questions at the teacher.
學生們連珠炮似的向老師提出一個又一個問題。
② cast vt.1、投,扔,拋,擲(at);2、投射(光,影,視線等)(on,at);3、澆鑄,鑄造 The boy cast a stone at the dog.
那個男孩向那條狗扔了塊石頭。
His w ords cast a new light on the problem.
他的話題使人們對這個問題有了新的認識。 The robot can cast steel after being reprogrammed. 在重新設定程序之后,機器人能澆鑄鋼材。
n.1、投,擲;2、模具;3、演員(陣容)
The Beijing Theatre of People’s Art has a very strong cast.
北京人民藝術劇院有很強大的演員陣容。
③ expose vt.1、使暴露,使面臨;2、揭露,揭發(fā)
The w orks w ere exposed to all kinds of w eather.
工人們經(jīng)受風吹雨打。
We should be aw are of the dangers of exposing children to violence on T V.
我們應當意識到兒童接觸有關暴力電視節(jié)目的危害。
He has been widely exposed to the public on the television.
他經(jīng)常在電視上向公眾露面。
The mistakes of the past must be exposed w ithout any reserve.
對以前的錯誤一定要毫無保留地揭發(fā)。
④ switch n.1、開關,轉換器;2、(思路、話題等的)轉換
It is two-way switch.
這是個雙向開關。
He has made a switch of support from one political party to another. 他已從支持一個政黨轉而支持另一個政黨。 vi.1、轉換,改變(思路、話題等);2、接 通。。。電流(on),切 斷。。。電流(off) We switched the discussion to another topic.
我們換了一個討論題目。
E ntering the room, he sw itched the light on. 一進房間,他就把燈打開了。 vt.轉換,變換(switch(over)to)
He switched (over) to medicine and graduated in 1980.
他改學醫(yī)科,于 1980 年畢業(yè)。
⑤ critical a.1、批評(性)的,批評(性)的;2、對。。。表示譴責,對。。。感到不滿的(of);3、緊 要的,關鍵性的,危急的
He is a man w ith a critical eye.
他是一個具有批判眼光的人。
It takes years to develop one’s critical ability.
培養(yǎng)評論能力要很長時間。
The old man w as critical of the boy’s impolite behaviour.
那個老人不滿意男孩的不禮貌行為。
The patient’s condition is critical.
病人情況危急。

