He was so deep in thought，thinking of the problem ________ he knocked into the tree without noticing

更多内容推荐

• She had to drop out of school _____ her family couldn’t afford the cost of her education. A．although
• I was wondering what to do with my car which won't start ________ a kind man offered to help.A．
• —What upsets him?—________ his computer is out of order.A．WhetherB．WhatC．That D．How-高三英语
• Whether ways will be found to stop pullution or not is just ________ worries the public.A．whyB．whic
• The local Tibetans and Sherpas laughed at the strange bottles containing ________ they referred to
• ______ I accept that he is not perfect, I do actually like the person. A．WhileB．Since C．BeforeD．Unle
• 下列能够正确表示蟾蜍发育过程的是（）A．受精卵→蝌蚪→幼体蟾蜍→成体蟾蜍B．受精卵→幼体蟾蜍→蝌蚪→成体蟾蜍C．卵细胞→幼体蟾蜍→蝌蚪→成体蟾蜍D．卵细胞→蝌蚪→幼体蟾蜍→成体蟾蜍-八年级生物
• She usually keeps her valuables, such as jewels and money, ________ she believes secure.A．even ifB．i
• Life is ten percent ________ happens to you and ninety percent ________ you respond to it.A．which;
• You cannot take back your words ______ they are out of your mouth.A．beforeB．whetherC．onceD．while-高三英
• ________ all of them are strong candidates，only one will be chosen for the post.(2011·陕西，19)A．SinceB
• It shocked me to see ______ my neighbors treated their children. A．whyB．whetherC．howD．since-英语
• ________ much advice you give him, he does exactly what he wants.A．No matterB．WhetherC．WhateverD．Ho
• Mobile phone users have developed a series of symbols, such as and to show ________ they feel.A．whic
• ______ is reported in the newspaper is that seventeen climbers have been killed in the snow tsunami.
• 所有两栖动物都是变态发育，生殖和发育可以离开水进行。()-八年级生物
• Some of the roads were flooded, _________ makes our journey more difficult.A．thatB．itC．whichD．who-英语
• How can they expect to learn anything ________ they never listen?A．whetherB．whenC．butD．unless-高三英语
• We have realized ________ she is expecting is just an opportunity to test her ability.A．thatB．which
• It remains to be seen ________ this plan is practical enough to keep the project going.A．whetherB．h
• ________ you have to do the job, you should try your best to do it well even though it may be very
• Please call my secretary to arrange a meeting this afternoon，or________it is convenient to you. (201
• Inside the White House, there is a room called the Oval Office. That's ________ President Obam
• ---Are you firmly against any independence move by Taiwan? ---Of course. That’s ______ our basic int
• 下列对青蛙的生殖发育特点描述正确的是（）A．雌雄同体，体内受精，体内发育B．雌雄同体，体外受精，体外发育C．雌性异体，体内受精，水中发育D．雌性异体，体外受精，水中发育-八年级生物
• Jack wasn’t saying anything，but the teacher smiled at him________he had done something very clever.
• At school，some students are active ________ some are shy，yet they can be good friends with one anoth
• —I think George doesn't really care for TV plays.—Right, ________he still watches the program.A
• I thought I would be punished for the broken glasses ________ I ended up being praised for my honest
• As a college freshman, he wanted to be an interpreter, ________ he joined a translation club.A．forB
• Helen has got ________ it takes to be a great tennis player. In other words, she has the potential
• Israel was created as a homeland for homeless Jews after World War Ⅱ. However, the creation of Israe
• ________ I regret most is that I have promised to make friends with the dishonest girl.A．HowB．WhatC
• We can find out ________ all the excitement is about by playing QQ's “Happy Farm”．A．that B．how
• Besides, ________ well it is translated, the spirit of the original work is lost.A．no matter howB．no
• As I looked at the memorial，I thought about ________ terrible disaster it was for the people in Nanj
• The elderly people still prefer to live in the countryside, ________ city life is considered as conv
• I had hardly got to the office________my wife phoned me to go back home at once.(2012·大纲全国Ⅱ，11)A．whe
• After ________ seemed a hopeless wait, four coal­miners trapped in the mine for 125 hours were f
• We all held the view ________ the book said was right.A．that what B．what thatC．that D．all which-高三英语
• —How do you think I can make up with Jack?—Set aside ________ you disagree and try to find what you
• He never thought that his success came ________ he least wanted it.A．untilB．sinceC．whenD．while-高三英语
• Don’t stand by when you come across________ have difficulty in supporting their family because of se
• The past year has seen people around the world honoring Nelson Mandela, _____ passed away on Dec 5 a
• All the photographs in this book，________ stated otherwise，date from the 1950s.(2012·陕西，25)A．unlessB
• Read this story，________you will realize that not everything can be bought with money. (2013·四川，4)A．
• —Coach，can I continue with the training?—Sorry，you can’t________you haven’t recovered from the knee
• The woman rushed out ________ she felt the house shaking.A．untilB．immediatelyC．unlessD．before-高三英语
• In the office an electrical engineer is looking through the instructions to know ________ the heat
• So quickly are science and technology advancing ________ is a possibility today may be a reality tom