Your article is too long—please cut it down to 1,000 words.

Middle school students hardly know anything aboutshopping online, ____ they? — ________. It’s very popular withteenagers.

Have you ever seen anything like that before? — No, _____ anything like that before. [ ]

Jim with his brother ________ in the garden when the rainstorm came.

They like going to sleep early, don’t they—- Yes. They are accustomed ___________ very late.