97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

判斷題

To understand a word, you have to read all the letters in it; to understand a sentence you have to read all the words in it.()

答案: 錯誤
微信掃碼免費搜題