Writing Complex Sentences With "Because"

2- My favourite food is Saudian food because it is better than Canadian food.
3- I study English because I want to speak English.
4- I would like visit Vancouver because it is a beautiful City.
5- I want go to information center in my country because it has apromising future.

Writing Complex Sentences With "Before"

2- I was in Riyadh before I came to Kamloops.
3- I was eat breakfast before I came to class today.
4- I went to bathroom before I go to bed at night.
5- I was study one years before I came to TRU.