1. My brother decided to leave our village for a big city with the hope for a higher living condition.

 for → to

2. The Jacksons live in a fascinated neighbourhood. 

in → near

3. Go out for shopping in rush hours is not a good idea.

in → on

4. Khang was so upset because Dan turned back his invitationto the cinema.

turned back → turned down

5. It takes Liz half hours to come to her company by bike.

hours → hour
6. Crime contribute to making the poor's life in this city more difficult.

making → make
7. Because the life in this city is busy, I would like to live here because of well-developed facilities.

the life → life

1. for ⇒ to

2. fascinated ⇒ fascinating

3. for ⇒ to

4. back ⇒ down

5. hours ⇒ an hour

6. making ⇒ make

7. Because ⇒ although