`1)` because: bởi vì

$+$ I love dogs because they are friendly.

$+$ She goes to the market because she needs some eggs.

`2)` but: nhưng

$+$ He is a smart guy but he is lazy.

$+$ My brothers are hungry but they don't want to cook.

`3)` and: và

$+$ I like pizza and coke.

$+$ My grandparents enjoy listening to the radio and chatting with their friends.

`4)` or: hay, hoặc

$+$ Would you like some candies or cake?

$+$ Do you hate him or not?

`5)` so: do đó, cho nên, vì thế

$+$ It's a sunny day, so I decided to go to the park.

$+$ My mom was ill, so she didn't go to work yesterday.

`6)` therefore: do đó, cho nên

$+$ I studied hard for many exams; therefore, I got good scores.

$+$ He practiced a lots; therefore, he won the race.

`7)` however: tuy nhiên, nhưng mà

$+$ I don't cook well; however, I have to make dinner.

$+$ My dad feels sleepy; however, he needs to go to work.

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$@haanx2$