It is easier to conduct the experiment in the laboratory _____ it has all necessary equipment.

___ it was cold, she decided to go outside.

I wanted to contribute to the project _____ I did extra research.

I wanted to apply for that job ____ I missed the deadline.

I speak English fluently. My friend speaks English fluently too.  I speak English _____ fluently ______ you.

The universe is huge ____ there may be intelligent life out there.

My brother got his MEng _____ he was 24.

_____ this subject is compulsory, every student has to attend the classes.

I have a test tomorrow ____ I need to revise.

I see him quite often _____ he is my groupmate.