【单选题】She had to ________ so that she could be heard by her parents. A. call up B. call out C. point up D. point out
【判断题】Sociologists and psychologists point out that Americans begin losing their ideas of liberty and individualism in the home.()
【单选题】The author ________.
A.
began to think of becoming a writer at Harvard
B.
had always been successful in his writing career
C.
went to Harvard to learn to write plays
D.
worked as a newspaper man before becoming a writer
【单选题】I beg you to my ________ mistakes ________ me. [ ]
【单选题】It's unfriendly ________others. [ ]
【判断题】白铁皮的耐腐蚀性高于黑铁皮,也高于马口铁。