We were having lunch when the clock ___________ twelve.
| A．beat | B．impressed | C．hit | D．struck |
____ in the United States, St Louis has now become the 4th largest city.
| A．It is the 24th biggest city |
| B．It was the 24th biggest city |
| C．Before the 24th biggest city |
| D．Once the 24th biggest city |
The girl was so ____ by the mighty river that she would spend hours sitting on its bank and gazing at the boats and rafts going and coming.
| A．absorbed | B．fascinated | C．moved | D．touched |
－These peaches really juicy.
－They ____ be! Just see the price, $3,99 a pound. Very expensive, aren’t they!
| A．would | B．could | C．might | D．should |
When realizing they would be ___ of traffic jams or air pollution more people will choose public transportation.
| A．victims | B．survivors | C．murderers | D．tutors |
Keep it in mind not to disturb the president at two o’clock this afternoon, when he ____ a global joint meeting.
| A．will host | B．hosts | C．is to host | D．will be hosting |