2011暑假必備寶典之高一英語知識點總結(jié)Unit11-12(15)
2011-07-11 17:21:54高考網(wǎng)整合
(4)thanks to 這一短語介詞,含有“幸虧、多虧、虧得、
-- Do you know bow much the room costs?
你知道這房間花費多少嗎?
-- Yes, I do. / No, I don't.
知道。/不知道。
-- How much do you think the room costs?
你認為這房間會花多少錢?
-- I think the room costs 300 dollars.
我認為會花300美元。
2. You want to buy a CD for your friend's birthday but
you are not sure what to buy.
你想為朋友的生日買一張CD,但你拿不準該買什
么。
be sure 后可接不定式及從句。如:
John is sure to pass the exam.
約翰一定能通過考試。
He is sure that the party will be a success.
他確信這次聚會能獲得成功。
[注意] be sure 后接名詞、代詞、動名詞時需用介詞of
或about。如:
You may be sure of his honesty.
你可以確信他是誠實的。
I think he lives at No. 23 West st., but I'm not sure
about the number.
我認為他住在西大街23號,但對這個號碼我不能肯
定。
[比較]be sure to do 與 be sure of doing
John is sure to pass the exam.
說話人確信約翰能通過考試。
John is sure 0f passing the exam.
約翰本人確信自己能通過考試。
[提示] be not sure后常用whether / if, what, when,
where 等引起從句,有時也用that。如:
I'm not sure whether / if he will come to see me.
我拿不準他是否會來看我。
I was not sure what I ought to do.
我拿不準該干什么。
[辨析] sure 與 certain
certain 一般可與sure換用,但在It is certain that...
中不用sure。如:
It is certain that our team will win the game.
我們隊肯定能贏得這場比賽。(不用sure)
3. You want t0 find a good song to dance to.
你想找一首好歌來伴舞。
① to dance to 是不定式作定語,修飾名詞song,并與
之形成動賓關(guān)系,這時的不定式應為及物性的,若動
詞不及物,則應加上適當介詞。如:
New York is a nice place to visit.
紐約是個游覽的好地方。
Could you find me a chair to sit on?
能給我找把椅子坐嗎?
、 dance to中的to表示“伴隨,按照”。如
He likes to sing to the piano.
他喜歡鋼琴伴唱。
Please add salt to taste.
請按口味加鹽。
The map was drawn to scale.
這地圖是按比例繪制的。