With prices rising sharply, we now have to spend _______ three months ago on basic living materials.
| A．as twice much as | B．twice as much as |
| C．twice as more than | D．twice as many as |
These animals are all used to their environment,______, they have learned how to live successfully in their habitat．
| A．however | B．for instance | C．what’s more | D．or rather |
－ I came all the way to inform you of the time and place of the meeting.
－You could have __________ yourself the trouble by calling me.
| A．shared | B．spared | C．cost | D．removed |
— The food in the restaurant is horrible. If only we ______ to the students’ canteen.
— But the food isn’t everything. Isn’t it nice just to get away from all the noise?
| A．would go | B．have gone | C．had gone | D．will go |
Many college graduates are willing to start online shops to get over the period ______ they have difficulty finding a satisfactory job.
| A．where | B．when | C．which | D．that |
One can’t be really happy if _________he enjoys doing is regarded by society as of no importance.
| A．how | B．that | C．what | D．where |