—Can you go to the mall with me this Sunday?—________, because I have to babysit my sister.

— You didn’t go to school yesterday, did you? —           , though there was a heavy rain.

--- I hear a very big earthquake happened in Japan. Many people were injured or killed. ---___________________________.

 —Are these your English books?  —Yes, ________. 

 — Is your name Brown?  —               .