Huang Wei rides a bike very well. Who taught him—No one. He taught _________.

If you don’t like the red T-shirt, take the blue one.—OK, but do you have ______ size in blue This one is a bit small for me.

The child tiptoed quietly to the bird. ________ into theforest when he was about to catch it.

The teacher’s name is John Brown . His students call him ________.

Though in fact he got，there was no doubt that he had meant to offer help