动能武器由发射装置、探测系统、瞄准系统、弹丸组成。()
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If a teacher asks students to list as many ways as they can to tell someone to open the door and list the possible functions of a sentence in different contexts, he / she is probably trying to highlight__________.
A. the potential meanings of a sentence
B. different realizations of the same function
C. the relationship between form. and function
D. different ways of getting people to do the same thing
Unlike her__________ sister, Judith is a shy, unsociable person who dislikes to go to parties or to make new friends.
A. charming
B. friendly
C. gracious
D. gregarious
Which of the following is closest in meaning to the underlined phrase "zoning out" in PARAGRAPH FOUR? 查看材料
A. Losing concentration.
Being alone.
C. Buying things on line.
D. Playing games.