单项选择题
1（）
A．a skill B．an interest C．a gift D．an advantage
单项选择题 The underlined word "haggling" ( line 2, para. 1 ) in the text most probably means（）
单项选择题 --Where is John --He has been busy ______ his homework.
单项选择题 --I think I'd take the doctor's advice and start running every morning.--Really ______.
