什么是dt时代:急！初中英语竞赛题。。有很多，难～

根据首字母提示完成下文
But,for most people at work,there isn't time to (s ) for afternoon tea.
用所给动词填入空白处
[invent keep see serve start]

Soon Bell ( )his own company.
Within a few years,80 percent of the telephone customers in the USA ( ) bt AT&T.

中译英：你认为中学生应该做些什么来改善我们的环境？（think；improve）

智力测试
1.What is easy to get into,but hard to get out?

2.Take away my first letter,take away my second letter,take away all my letters,and I'm stillthe same.What am I?

3.Find a four-letter word which,when put in front of these words,makes new words.

book
room
_ _ _ _ _ shop
man
day

4.How many children has Albert?

MAUD
|
------------------------------------------------------
| | | |
JOHN AMANDA SYBIL ALBERT
| | |
------------ ----------- --------- | | | | ?
GARY ANNA JOE SAM JOAN
| |
------- -----
| | | | | | |

打得累死了～各位，救救我吧！
最后一题，是张家谱图。。。
3.Find a four-letter word which,when put in front of these words,makes new words.

book
room
shop
man
day
_ _ _ _ _（上面的乱掉了，我改了一下，这样应该看得清楚）

4.How many children has Albert?
家谱图看不懂就算了。。发上来完全乱了
如果有做过的话就告诉我～谢！