171 The accident came about when I made a sudden stop. That's why I had my car hit.
172 0.K. You have so many cars in the street, don't you?
173 Won't you take a detour?
174 It went among the young last year.
175 If you go astray, it will take a long time to find you soon because it's a large park.
176 It has a large area, so I can't make a guess of such a large number of people.
177 When are you going to take a flight?
178 Have you already gotten through the boarding procedure?
179 Let's have a look at the shop over there.
180 Please give my best regards to your family.