摘要： 去a 考查冠词的用法.解题关键:free time是不可数名词.其前不能用a.
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把下列短语译成汉语，注意介词和冠词的用法。
(1)move downtown ________
(2)go up and down in the room ________
(3)go westwards ________
(4)invite suggestions from sb．________
把下列短语译成汉语，注意介词和冠词的用法。
(1)go to town ________
(2)go downtown ________
(3)go abroad ________
(4)go upstairs/downstairs ________
(5)turn right/left ________