单项选择题Why were there sometimes problems between Mackintosh and his clients
单项选择题According to the author, Mackintosh decided to enter the competition because ______.
单项选择题What was significant about Mackintosh's entry for the competition
单项选择题If Mackintosh could see the Art Lover's House now, the author feels he would probably ______.
单项选择题Mackintosh's original designs for the Art Lover's House ______.