The three backpackers finally reached the top of Mount Huangshan, ________ they could enjoy the breathtaking sights to their heart's content.
| A．when | B．where |
| C．why | D．how |
In the eyes of a policeman, it's a usually very dangerous to get close to the _____criminal. He may do anything he would to escape.
| A．desperate | B．conscious | C．primitive | D．sensitive |
Nowadays, Internet shopping will really_____when people are sure that it is safe.
| A．take off | B．take up | C．take away | D．take on |
Every time I take part in a friend’s big party. I always go to talk to those who just sit alone so that they don’t feel_____.
| A．let out | B．wiped out | C．made out | D．left out |
Nokia has a family of low-cost mobile phones based on Google's Android operating system.
| A．performed | B．operated | C．launched | D．instructed |
Telling twins apart as an adult is hard enough, but what happens when a baby meets someone who____exactly her dad?
| A．represents | B．resembles | C．distinguishes | D．dismisses |