We l    28     in a computer age（电脑时代）. Teachers, writers and even students use c    29     to do most of their work. But more than 30 years ago, computers couldn’t do much. They were very b    30     and expensive. Very few people knew h    31     to use them. Today computers are small and cheap. B    32     they can do a lot of work, many people like to use them.

Computers are very important because they can work fast. Computers can h    33     people do a lot of work. Writers now use computers to w    34    . Teachers use them to teach. Students use them to s    35     and children use them to play g    36    . Computers can also remember what you put into them. They are useful and helpful. They are our good f    37    .

It is 1st October. It is Tom’s birthday. He sees a card on the table when he comes back home. It says, “There is a present for you, Tom. Look for it in your room.” His parents are watching him and smiling. On his bed he sees a new red box. He thinks his present must be in it. He opens it. There is nothing (没什么) but a card in it. He takes it out and reads, “Dear Tom, I’m your present. My first letter is in the word ‘pear’, but not in ‘bear’. My second letter is in ‘tell’, but not in ‘tall’. What am I?” Tom thinks it over. P-E-N! He smiles and says, “Aha, I know, Mum. But where is it?” His mother tells him it is in his schoolbag. He finds his present—a nice new pen!