A US coal producer agreed to pay ________ total of $ 209 million for the mining accident that killed 29 people，________ worst such disaster in 40 years in the US.
| A．the；the | B．a；a |
| C．the；a | D．a；the |
Only when I lost the opportunity to take my first job ____ how important it was to me.
A. I realized B. I had realized C, had 
I realized D . did I realize
_____ is known to us all is that to work hard to achieve a goal is more important than only to have a goal.
| A．What | B．As | C．it | D．This |
------ Ian gave up playing the piano eventually.
-------It’s just_____of him to spend all that money on the equipment and then lose interest halfway through the course.
| A．normal | B．ordinary | C．common | D．typical |
We had ______ great fun watching the performance, which was ____ entire success.
A. a; an B, a; the C. /; an D. a; /
-----In my view, education is the foundation of all.
-----____ . I feel exactly the same.
| A．It’s up to you | B．I’m with you on that | C．Thank goodness | D．Let’s get going |