The child tiptoed quietly to the bird. ______ into the forest when he was about to catch it.

Can you write to me if you are free—-No problem. But _______ is your e-mail address

下列各句中加横线成语的使用，全部正确的一项是（ ）

Your father never watches the drama series on TV, __________—–_____________________. He thinks these drama series are boring and dull.

A: ________ do you go to visit your grandparents B: Less than three times a month.