________ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
| A．While | B．As | C．Because | D．If |
__________ young people are making efforts to take more exercise and eat healthily, they are still putting on weight.
| A．Because | B．Now that |
| C．When | D．While |
__________ two giraffes (长颈鹿), Zheng He later brought zebras, shells, elephant ivory back to China after his voyages.
| A．Besides that | B．Except |
| C．In addition | D．Apart from |
Yesterday she sold her car, __________ she bought a month ago.
| A．when | B．where |
| C．that | D．which |
—Jim lived very close to the college when he was in New York.
— __________ he seldom was late for class.
| A．No doubt | B．No sense |
| C．No problem | D．No wonder |
Japan says its Prime Minister promised to provide the world with "maximum transparency" about __________ accident at the Fukushima nuclear power plant during __________ telephone call.
| A．the; a | B．the; the |
| C．an; the | D．an; a |