阅读短文，根据短文内容，从下面各小题所给的四个备选项中，选出最佳选项。（每小题1分）
It seems that everywhere around the world, people are spending more time at work and less time with their families and friends.People are busier than ever before.
In the past in many countries,the father worked and the mother stayed at home, took care of the children, and did the food shopping,cooking,and cleaning.At present in most of the families,parents need to work on weekends,so they both have to do the shopping,cooking,and cleaning in their free time.Parents don’t have much time with their children,however,they often had time in the past.There are also many single parent(单亲的)families.In these families,the single parent has to do everything.
These days,many children come home from school to an empty apartment or house.A lot of children spend many hours each day in front of the television.Even when families are together,it is common for family members to do things by themselves.For example,they watch programs on their own TVs in different rooms,they use the Internet,they talk with friends on the telephone,and they do other things by themselves.
Isn’t it strange?Thanks to technology,people are able to communicate so easily with people far away,but sometimes they don’t communicate with people in their own homes.
Everywhere around the world people are ____  than the past.

A．happier

B．lazier

C．busier

D．healthier

Who used to stay at home in the past in many countries?

A．Father.

B．Mother.

C．Uncle.

D．Grandpa.

At present,parents in most families both have to do the shopping,cooking,and cleaning in their free time because they need to  ___ on weekends.

A．relax

B．walk

C．sleep

D．work

These days.when many children come home from school,they find  ____ at home.

A．somebody

B．everybody

C．nobody

D．nothing

It is common that family members lack(缺少)____。

A．communication

B．money

C．food

D．room