__________ you eat the correct foods ___________ be able to keep fit and stay healthy．
| A．Only if … will you | B．Only if … you will |
| C．Unless … will you | D．Unless … you will |
The newly married couple couldn’t afford to buy a new car ; __________ , they bought a used one .
| A．however | B．instead |
| C．otherwise | D．still |
– Well , Jack , I am sorry that I have to leave .
-- __________ . Let’s email often .
| A．Enjoy yourself | B．That’s for sure |
| C．So am I | D．Keep in touch |
__________ is no possibility __________ Bob can win the first prize in the match .
| A．There ; whether | B．There ; that |
| C．It ; whether | D．It ; that |
As is known to all , bicycles of this kind __________ well here .
| A．is sold | B．are sold |
| C．sells | D．sell |
So absurd _____ that_____ saw him stared at him .
| A．did he look; anyone | B．he looked; no matter who |
| C．did he look; whoever | D．he looked; who |