Relax yourself every day,________ you'll be too tired to get good grades.

____ you may be right , I can’t agree completely.

I recognize her __I met her at the airport, although we haven’t seen each other for ten years.

________ we know, the moon goes around the sun.

We thought there were 35 students in the dining hall, ____, in fact, there were 40.

      I noticed the puzzled look on his face, I realized that he didn’t understand me.

The mayor of a small town in southern Italy has forbidden residents to die, ______ there is no graveyard for them to be buried in.

Don’t start reading a book _____ you find that it’s one you can read with ease and understanding.

To improve the quality of our products, we asked for suggestions _____ had used the products.

The report shows that we are making progress ________ we need to make greater efforts.