`III)`

`1` . There used to be a church near the post office in my town.

`2` . While I was opening the letter , the phone was ringing.

`3` . I was very pleased to see Tom again after a long time.

`4` . You look thinner . Have you lost weight ?

`5` . Do you think you will make the radio work again ?

`6` . I bought this book 5 days ago.

`7` . A man said to the girl that there was a cafe nearby.

`8` . When I saw Nancy yesterday , she was driving a car.

`9` . They have known each other for 3 months.

`10` . Nam's teacher has taught him since he came here in 2000.

`IV)`

`1` . repairing

`2` . not to cross

`3` . haven't met

`4` . Has she worked

`5` . has read ; discuss

`6` . have known ; was working

`7` . walk ; go

`V)` 

`1` . neighborhood

`2` . friendly

`3` . flights

`4` . height

`5` . knowledge

`6` . comfortable

`7` . childhood