1 . He spoke to me angrily for a few hours, _____________(抱怨) about how hard the exam was. (根据汉语提示单词拼写)

2 . She c______ to the company about its bad service and soon the manager sent her a written apology. （根据首字母单词拼写）

4 . Father Christmas ___________ (抱怨) about how he could not stop his helpers playing games with the toys instead of wrapping them up. (根据汉语提示单词拼写)

5 . She never ________ (抱怨), but she’s obviously upset about this. (根据汉语提示单词拼写)

6 . Last night they c__________ (抱怨) to their parents about the school meals. (根据中英文提示填空)

7 . I had ________ (投诉) to the manager about our rooms but I didn’t get any satisfactory response. (根据汉语提示单词拼写)

8 . We should strictly follow traffic rules and it’s no use ________(抱怨) about traffic jam. （根据汉语提示单词拼写）

9 . An insurance salesman who is about to reach his annual sales target, only for the company to make the target higher, could rightly c________ about the company moving the goalposts. (根据首字母单词拼写)

10 . An insurance salesman could rightly ________ (抱怨) about the company moving the goalposts. (根据汉语提示单词拼写)