________ we stood at the top of the building, we were able to see the town below clearly.
| A．As |
| B．Although |
| C．Unless |
| D．Until |
The quality of the goods in this firm is _______ to the customers, as there has been no complaint since it was founded.
| A．guaranteed | B．pretended | C．demanded | D．extended |
After he retired from office, Tim ________ painting for a while, but soon lost interest.
| A．set up | B．took up | C．picked up | D．made up |
China has seen _______dramatic decline in rural poverty, but the problem is on _______increase in Africa and South Asia.
| A．a; \ | B．\ ；the | C．the ;an | D．a; the |
Happiness often comes to those try to help others and do something worthwhile.
A whomB. who
C. what D. which
—Did you enjoy your tour around Beijing， Mr Singh？
—Yes. But I hate when the tour guide held out his left hand to shake hands with me.
A oneB. that
C. it D. this