1, Before the invention of the television, people had seen films only at the cinema.

2, I won the game because I had played it a lot with my brother.

3, Vietnamese people had had a harder life before the open-door policy in 1986.

4, There hadnt been elevated walkways for pedestrians before the 1990s.

5, How long had you used your mobile phone before it broke down? 

1. films/had/at/the cinema./the television,/only seen/of/Before/people/ the invention/

→ Before the invention of the television, people had seen films only at the cinema.

2. game/ my brother./with/a lot/ it/ the/ won/I had /I/ because/ played

→ I won the game because I had played it a lot with my brother.

3. 1986./ policy/ people /had/before/in/had/Vietnamese/life/open- door/ a harder/ the/

→ Vietnamese people had a harder life before the open-door policy in 1986.

4. been/ pedestrians/elevated walkways/ thể/ hadn't/for/before/There/ 1990s./Vietnam/in/

→ There hadn't been elevated walkways for pedestrians before the 1990s.

5.used/phone/your/mobile/down?/before it / How long/ broke /had/ you/

→ How long had you used your mobile phone before it broke down? 

$@Lynn^{}$

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