It was necessary to _____ the factory building as the company was doing more and more business.
extend B. increase C. lengthen D. magnify
The president stressed that young people's values determine the values of the future society, and more efforts should be made to ensure young people's cultivation of sound value systems, ________ are still in the formation stage.
| A．which | B．what | C．when | D．where |
—The tickets for the concert have been sold out.
—Thanks for reminding me, but I am lucky to have got .
| A．another | B．it | C．that | D．one |
—How is your mother?
—She_________ quite good after the operation, but she is taking a turn for the worse today.
| A．felt | B．feels | C．had felt | D．has been feeling |
He never complains about the difficulties he has in life．_______，he always has ways to overcome them．
| A．However | B．Otherwise | C．Instead | D．Therefore |
If it the climate, I would stay here much longer．
| A．is not for | B．had not been for | C．were not for | D．would not be for |