=>
149. The problem is too difficult for us to solve.
150. He is a very good swimmer.
151. It was such an interesting film that we would watch it many times.
152. Mark is not old enough to see the horror film.
153. Unless you keep your feet dry, you will catch a cold.
154. Nam now wishes that he had accepted the job.
155. He is said to be 99 years.
156. He drank so much coffee that he couldn't get to sleep.
157. They saved money so as to have a good summer holiday.
158. In spite of being intelligent, he doesn't do well at school.
161. The door was too heavy for the child push it open.
162. Would you not mind playing music so loudly?
163. This pool is not shallow enough for children to swim in.
164. Nothing could be done to stop people polluting the river.
165. It rained heavily, so the game was called off.
166. I'm going to have my car checked next Sunday.
168. This is the small village where my grandfather was born. 
169. Despite driving carefully, he crashed his car.
170. I have never seen such a thrilling film before.
171. Lan is interested in taking photographs. 
172. Minh refuses to help me with my thesis.
173. This is the most interesting sight I 've ever seen.
174. It takes them half an hour to watch the news on TV every day.
175. In spite of behaving terribly, I'm fond of Johny.

1 The problem is too difficult for us to solve 

2 He is a very good swimmer 

3 It was such an interesting film that we would watch it many times

4 Mary is not old enough to see the horror film

5 Unless you keep your feet dry, you will catch a cold

6 Nam now wishes that he had accepted the job

7 He is 99 years old

8 He drank so much coffee that he couldn't get to sleep

9 They saved money so as to have a good summer holiday

10 In spite of being intelligent, he doesn't do well at school

11 The door was too heavy for the child to puss it open

12 Would you mind not playing music so loudly?

13 The pool is not shallow enough for children to swim.

14 Noting could be done to stop people polluting the river

15 It rained so the game was called off

16 I am going to check my car next Sunday 

17 This is the small village where my father was born

18 Despite the fact that he drove the car carefully, he crashed his car

19 I have never seen a thrilling film like this before

20 Lan is interested in taking photographs

21 This is the most interesting sight I have ever seen

22 It takes them an hour watching the news on TV every day

23 In spite of the fact that I'm fond of johny, he behaves terribly