---How many students are there in the playground?  ------             .

---- There’s coffee and tea; you can have ____. ----Thanks.

 ______ the bikes are too old to ride. I’ll have got to get them ______.

Teenagers are warned to be careful when making friends online, because when you can’t see a person, they could be __________.

 —Is _______ ready for the picnic?—No, _______ is wrong with my bike. I can’t go bike riding with you.