Can you _____ the capitals of all the countries?
| A．call | B．name | C．tell | D．give |
It was with the help of the local guide ________ the mountain climber was rescued.
| A．who | B．that | C．when | D．how |
It was only after he had read the papers________Mr.Gross realized the task before him was extremely difficult to complete.
| A．when | B．that | C．which | D．what |
It was not until near the end of the letter________she mentioned her own plan.
| A．that | B．where | C．why | D．when |
Only by increasing the number of doctors by 50 percent________properly in this hospital.
| A．can be the patients |
| B．can the patients be treated |
| C．the patients can be treated |
| D．treated can be the patients |
At no time________the rules of the game.It was unfair to punish them.
| A．they actually broke | B．do they actually break |
| C．did they actually break | D．they had actually broken |