第二部分:英语知识运用(共45分) 第一节:单项填空(共15小题;每小题1分,满分15分) _______ good knowledge of several languages is essential to _____ study of comparative literature because without it one can read books only in translation.
Los Angeles Times reported that researchers may have found a way to ______ human life by changing certain genes, so that humans might expect to live twice as long.
A 19-year-old teenager from Guangdong nicknamed Niko demanded an apology from Youku, which he believed violated their copyrights as it used his team's photos without ______.
The writer conveyed a positive attitude through his works.______, his readers are motivated and are themselves becoming a source of motivation for others.
You are to meet with frustration in the pursuit of success and through greater effort and hard work your dream will definitely come true. Put it ______ , “No pains, no gains.”