中国大学MOOC: The author’s mother described her Sau-sau by using the expression “n______ c______” at the dinner because she believed that her Sau-sau just pretended to be polite. (请根据首字母提示写出合适的单词。填写答案时请填写完整单词。)

中国大学MOOC: He has been ____ by a horrible disease, from which one of his best friends died two weeks ago. (a；请根据首字母提示填写完整单词以完成句子；请填写完整单词。)

You are suggested to double check the re________(可靠性) of the information on commercial websites, especially on advertisements. (请根据字母和汉语提示填出正确单词。请填写完整单词。)

I don't want to f_________ an excuse for coming late, so I told them the truth. (请根据字母提示填入正确的单词；填写答案时需填入完整的单词。)‏‎‏

中国大学MOOC: I decided to b_____ the boss and make the decision myself. （请根据字母填入正确的单词；填写答案时需填入完整的单词。）