1 . Today Guangzhou’s restaurant stimulate customers’ a_________ with a thousand offerings. (根据首字母单词拼写)

2 . Today Guangzhou’s restaurants stimulate customers’ ________(食欲，胃口) with over a thousand offerings, each more delicate and delicious than the last. (根据汉语意思单词拼写)

3 . When he was little, the professor had an a ________for different types of books.（根据首字母单词拼写）