问题
选择题
30. John has recovered and _________ 3 kilos since he left hospital last month.
A．put up
B．put down
C．put away
D．put on
答案
答案：D
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30. John has recovered and _________ 3 kilos since he left hospital last month.
A．put up
B．put down
C．put away
D．put on
答案：D