ly understand the writer, we must read not onlybetween the lines but also ________ the lines to know what is implied in thearticle

The fire went on for quite some time_______ it was brought under control

What’s the matter with the man hanging his head there?—Well，if you ________ know, he was caught stealing my bike.

_______ makes the people in Shanghai proud is _______ they have achieved a lot in the past ten years.

How do you keep in touch with your old classmates or schoolmates? -By chatting with them on the Internet, _______for three hours every day [ ]