________ the global economy is showing signs of recovery, many developing countries are still suffering.
| A．As | B．Where | C．How | D．While |
The city is built _____ two rivers come together.
| A．in which | B．which | C．where | D．that |
You are wanted ___ phone.
| A．by | B．on | C．at | D．in |
The house is lighted ____ electric light.
| A．by | B．to | C．in | D．with |
All of us had a good laugh ____ that funny story.
| A．at | B．on | C．over | D．to |
The boy is tall ___ his age.
| A．in | B．with | C．by | D．for |