_____ unemployment and crime are high, it can be assumed that the latter is due to the former.
| A．Before | B．Where | C．Unless | D．Until |
It is the only time in history that two Nobel Prizes to the same person.
| A．have been given | B．had been given |
| C．have given | D．will give |
The flowers sweet in the garden attracted the visitors to the beauty of nature.
| A．smell | B．smelt | C．smelling | D．to be smelt |
It has been proved taking exercise regularly does good to one’s health.
| A．whether | B．when | C．what | D．that |
I will appreciate it you can change your plan a little bit to make it more workable.
| A．so | B．if | C．since | D．although |
--- Did you see a girl in white pass by just now?
--- No, sir. I a newspaper.
| A．read | B．had read | C．would read | D．was reading |