你能体会出下面句子中现在进行时的语法功能吗？试分析他的特点。
The problem is that 300 people are dying each day from illness caused by smoking．________
We are continually eating only the same vegetables during this summer．________
根据要求完成下面句子。
And you lent me a lot of money, ________(我从未还你)．
Jack hid behind the door．From it he could see the robbery．(用非限定性定语从句改写)
________________
Martin Luther King, Jr．was an important leader in the American history．
He once won the Nobel Peace Prize in 1964．(用非限定性定语从句改写)
用适当的关系代词或关系副词填空。
The following day John took me to the station, ________ we bought a ticket to London．
This is the biology expert, ________ mother is a minister, ________ we met at last Sunday's party．
The meeting will be put off till next month, ________ we can make all the preparations．
He likes reading, ________ we all know．→________ is known to us all, he likes reading．
All the books, ________ there were many pictures, were sent to the poor girl as presents．