(2013·山西高三诊断)Nissan’s plants in Zhengzhou and Guangzhou, ________ operate in cooperation with Dongfeng Motor Corp., remained closed.

(2013·丽水高三质检)What annoyed your father was not what you said，but the way________you said it. (2013·甘肃兰州名校高三检测)The result was not the same ________ the professor had expected, ________ was rather disappointing. (2014·山西部分重点高中高三联考)Mrs Black had such a wonderful time________she visited her friends in Sydney last year (2013·开封高三第一次模考)It is announced that big prizes will go to ________ finishes the assignment on time (2013·黑龙江四校高三联考)The teacher has to ________ the two students as they are always talking in class. (2013·甘肃兰州名校高三检测)Give me an undisturbed hour and I ________ the work Tom has left unfinished (2013·北京四中高三质检)There is________as a free dinner in this world.As the saying goes，“No pains，no gains.” (2013·山东潍坊高三联考)The scientist won the Nobel Prize in Chemistry, ________ made him famous all over the world. (2013·辽宁六校高三联考)Have you ever seen any trees ________ leaves were black because of the polluted air? (2013·河北高三教学质量检测)Many people tried to leave the country, ________ there was much violence and a serious shortage of food supply (2013·甘肃兰州名校高三检测)The police set about arresting the suspect ________ they found enough evidence to prove him guilty (2013·甘肃兰州名校高三检测)The professor told me to start the research right now, ________ I was sure to fall behind (2013·北京东城区高三教学统一检测)He jumped out of bed and ran to the door to see ________ the parcel was for (2013·甘肃兰州、靖远名校高三模拟)Social practice is an opportunity for students to gain________better understanding of how________society operates (2013·河北普通高中高三质量监测)Many people tried to leave the country, ________ there was much violence and a serious shortage of food supply. (2013·开封高三第一次模考)Not until ________ the Internet ________ that the Chinese sailors were rescued by the European Union Task Force. (2013 ·吉林长春三校高三调研) Though you’ve got a tight schedule these days, I should be ________ if you could spare time to attend our meeting today. (2013·开封高三第一次模考)—Did Ann fail in English?—She ________.Don’t you notice that she looks depressed? (2013·哈尔滨四校高三统一检测)Look! There are so many mistakes in your composition. You ________ have fixed full attention on it. (2013·甘肃兰州名校高三检测)Many people believe that hunger is only a problem in the developing countries.________， it is a problem all over the world.