题目内容
5．When ShenzhouⅩManned Spaceship was sent up into the space successfully，there were big smiles our faces．（ ）| A． | on | B． | to | C． | in | D． | at |
分析 当神舟十号载人飞船被成功地送入太空时，我们脸上露出灿烂的笑容．
解答 答案：A 根据big smiles（大大的微笑）和face（脸上）的位置关系，可知笑容是出现在脸上，表示"在…上"用on．to表示运动方向；in表示"在…内部"；at一般接地点．故选A．
点评 本题考查方位介词．根据smile与face的位置关系很容易就可以判断出其方位关系．
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