My brother wants to be a policeman. He thinks it’s a little dangerous ______exciting.

You’d better takesomething to read when you go to see the doctor __________ you have to wait.

ttle girl is walking along the beach, happy andjoyful, ________ bending down to pick up a beautiful seashell.

Our teacher told us that light _____ faster than sound.

It’s important _ us to learn English well.