---Your grandfather still seems very energetic, although he is already in his seventies now.
---Yes, he _______in the army for three years when he was young.
| A．would serve | B．served |
| C．had served | D．has served |
_____ when one loses freedom does one know its value.
| A．Just | B．Only | C．Even | D．Ever |
He had a lot of friends, none of _____ could lend him any money.
| A．whom | B．them | C．which | D．who |
What do you suppose _____ him think so?
| A．to make | B．making | C．to have made | D．made |
I’d try even if I may fail ___ __ sit there worrying in time of trouble.
| A．rather than | B．other than | C．more than | D．less than |
I have no dreams ____ to have a happy life.
| A．rather than | B．more than | C．other than | D．less than |