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已知x是实数,比较(x+1)(x+3)与(x+2) 的大小
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【简答题】Generally speaking，a business letter should be written in a formal style ______ in a personal one． A) other than B) rather than C) less than D) more than
【多选题】Which of the following statements about verbal styles are true?
A.
Personal style. is the verbal style. that emphasizes the individual identity of the speaker.
B.
Western people often avoid direct fact to please the other parties.
C.
Many Asians use an indirect verbal style.
D.
Americans place importance on boasting about their ability and accomplishment.
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