Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits blank (27). When I finished school in Germany last year, I did not know what to do next. I wanted to travel, but for that you need money. That means having a job, and without having a university degree, it is difficult to get a good one. My parents agreed I could put off (23)……………a decision about a university course for a year. Then a family in London invited me to live with them, help look (24)…………… the children and do a little housework in return for some pocket money. I (25)……..….. with this family for five months now. My main job is to meet the three children from school, give them their supper and help them with their homework (26)………… their parents come home at about six. Sometimes I must stay in with the children in the evening. I go to English classes three times a week, and at weekends I visit different parts of Britain. Although my parents are happy that I am studying a foreign language while I enjoy this chance to see more of the world, they keep (27)………… me what I want to study at university. I still cannot make up my mind! A: to ask B: to asking C: asking D: ask