广东人常常会说“秋风起，吃腊味”、“回南天，关门窗”，请说说与广东地区哪些自然因素有关（　　）

听短文，写出所缺部分。

    Hi! My name is Linda! I'm a middle school student. It was____lastSunday．After breakfast, my grandparents went for a walk in the park with their dog．They liked the____air there．My father____with his friend．My mother had to____．What about my brother? He read a book about____in his room．I practiced the piano in the living room．

香港之所以“上天”（建设高层建筑）、“下海”（填海造地），是因为(    )

给加线字选择正确的拼音。    

挑战（tiāo tiǎo）____      扔掉（rēng rēn）____     轰炸（zhà  zà)____

扇动（shàn shān）____      清澈（cè chè）____        散裂（sàn sǎn）____