The price of gold has jumped to______ new all-time high as debt worries in the US and ______ Europe continue to trouble the world.
| A．the; / | B．the; the | C．a; / | D．a; the |
More and more people come to realize that only by _______ high technology can we increase economic power.
| A．fitting into | B．handing over | C．turning into | D．relying on |
Tiger Woods said that he needed to have his attention _____ on being a better husband, father and person.
| A．focusing | B．focus | C．be focused | D．focused |
You look so tired. You _________ have stayed up again.
| A．should | B．can | C．may | D．must |
---Peter, would you like a beer to go with your meal?
---Sure, it _________.
| A．ordered | B．was ordered | C．has been ordered | D．has ordered |
_________several times, but Mary still has no idea of how to do it properly.
| A．Being shown | B．Having shown | C．Having been shown | D．I’ve shown her |