Inventions usually make a big difference to people's lives． Do you have any great inventions at home？ Do they help you a lot in your life or bring you much fun？ Here are some of the most useful inventions in families according to a survey．

	The most helpful and creative invention for kids is the reading pen． With the specially﹣designed pen， kids find it convenient and fun to learn． Little kids can learn a lot including story﹣telling， poems and music． They start learning by touching the contents in the books with the pen． This way   kids can learn by themselves． They are also great helpers for primary school students after school．
	Mopping robots（扫地机）are popular with people who are too busy to do housework． They are more popular with office ladies． They can help people clean dirt， dust and hair easily． With the help of them， people don't need to spend much time on housework． They can enjoy a more relaxing life after work．
	As for old people， an electric foot basin （电动洗脚盆） is the best invention． It's a good choice to buy one for your grandparents． It can help keep their blood pressure normal and improve blood circulation （循环）． The special basin can keep the water help old people become healthier and warm． So washing feet with it will more relaxed．

（1）It is　　 for kids to learn with the reading pen．

A． boring

B． convenient

C． difficult

（2）The three useful inventions are mainly used　　．

A． at school

B． in the office

C． at home

（3）Mopping robots are popular with　　．

A． kids

B． office ladies

C． old people

（4）Old people can keep their blood pressure normal by　　．

A． using the electric foot basin

B． listening to music with the reading pen

C． enjoying the mopping machine working

（5）Which of the following sentences is TRUE？　　

A． The water won't get cold when the electric foot basin is used．

B． It's dangerous for kids to use the reading pen alone．

C． Mopping robots can help people forget their busy life．