________ you to be the first to solve the structure of DNA?
| A．What you think led | B．What do you think led |
| C．Do you think what led | D．What led you think |
— Would you get me a bar of chocolate from the kitchen, dear?
—______one?
| A．Other | B．Every | C．Another | D．More |
I’d like to start my own business –that’s ________ I’d do if I had the money.
| A．why | B．when | C．which | D．What |
I failed again in the examination and only then _____ how much time I had wasted.
| A．I realized | B．I had realized | C．did I realize | D．had I realized |
-----Where did you find your wallet?
-----It was in the park _______ we went for a walk yesterday.
| A．where | B．that | C．how | D．Which |
________his dream of going to college will come true is uncertain.
| A．That | B．Whether | C．If | D．Even if |