Thomas Alva Edison didn’t “invent” the light bulb, but rather he ______ a 50 –year –old idea, which is not well –known.
| A．improved upon | B．take down | C．put up | D．break away |
—Have you heard of the terrorist attack at a Kunming railway station in which 29 people were killed and 143 wounded?
—Yes, ______ news came as ______ great shock to me.
| A．the；a | B．the；the | C．a；a | D．a；the |
The teacher told him to speak louder __________ by everybody.
| A．so as to be heard |
| B．so as to hear |
| C．in order that heard |
| D．in order to hear |
Although she did not know Boston well, she made her way __________ to the Home Circle Building.
| A．easy enough |
| B．enough easy |
| C．easily enough |
| D．enough easily |
Although he knows clearly that smoking harms his health, he simply cannot __________.
| A．give it up |
| B．give it in |
| C．give it out |
| D．give it away |
There is no doubt that by recycling textbooks, the cost of books will be __________ greatly.
| A．increased |
| B．gathered |
| C．collected |
| D．reduced |