John's success has nothing to do with good luck. It is years of hard work has made him what he is today.
| A．why | B．when |
C．which | D．that |
I made a promise to myself ____________ this year，my final year in high school，would be different．
| A．whether | B．what | C．how | D．that |
If you’re buying today’s paper from the stand，could you get _____________ for me?
| A．one | B．such | C．it | D．that |
— Do you mind my opening the window? It’s a bit hot in here．
— ______________，as a matter of fact．
| A．Go ahead |
| B．Yes，my pleasure |
| C．Yes，I do |
| D．Come on |
_____________ hard you try，it is difficult to lose weight without cutting down the amount you eat.
| A．Whichever | B．Whatever | C．However | D．Whoever |
He was unhappy when he sold his violin．After all，he ____________ it for a very long time．
| A．has had | B．had had | C．has | D．had |