________, I think, and all the problems could be settled.
| A．If you make more efforts | B．Making more efforts |
| C．A bit more effort | D．To make more efforts |
A great number of studentssaid they were forced to practice the piano.
| A．to question | B．to be question | C．questioned | D．questioning |
________ the tower building，where you can see the whole city
| A．Standing on the top of | B．If you climb to |
| C．When you reach the top of | D．Get to the top of |
Up to now, they _______enough money for students who can’t afford to go to school.
| A．are raising | B．have been raising | C．have raised | D．had raised |
In the flats Tom was the only man from _______ bedroom the thief had stolen much money.
| A．whose | B．whom | C．who | D．where |
Shenzhou-VIII has docked with Tiangong-I successfully, _____ the start of the establishment of China's own space station．
| A．marked | B．to mark | C．marking | D．having marked |