Don’t get off the bus _____ it has stopped.

—______ English can you speak? —Only a little.

—_______ is the meeting room, Mrs. Smith?  —It’s about 20 meters long and 10 meters wide.

 ----Did you call Sara back ? ----I didn’t need to ,_____ we’ll have a meeting together tonight.

_______he is only 8 years old , he knows more about science than his father .