Which of the following about van Gogh is true

多项选择题这个城市过去曾经有一些低矮、破旧的房屋。(used to)

多项选择题Where did the scientists produce a copy of the Spanish flu virus

单项选择题What caused the one-month delay of the Southeast Asian Nations summit

单项选择题What’s the purpose of the campaign British scientists are launching

单项选择题In what direction is the wave of freezing cold air moving now

单项选择题When did the media report say the air strike occurred

单项选择题What‘s the current life expectancy in Mali

单项选择题What does the man say motivates people to buy famous paintings

单项选择题Which countries did President Bush seriously criticize in his Iraq policy address

单项选择题What was the price of the van Gogh painting at the auction