________, 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 |
On seeing the wonderful sculpture，everyone present a cry of surprise．
| A．let out | B．give away | C．put forward | D．make up |
Mother went shopping; __________, I cleaned the house.
| A．while | B．when | C．however | D．meanwhile |
Ted will surely finish the job on time he's left to do it in his own way．
| A．so that | B．so long as | C．in case | D．for fear that |
The new tax would force companies to energy-saving measures．
| A．adopt | B．adjust | C．adapt | D．accept |
Tom has no sense of life so he often makes stupid mistakes, making others laugh．
| A．ordinary | B．usual | C．good | D．common |