, the disease will produce a powder poison that will kill the patient.
| A．If it untreated | B．If is untreated |
| C．If being untreated | D．If untreated |
There is one issue that stands out above all the rest, one every student is concerned about, _______ which class he may be from.
| A．regardless of | B．on account of |
| C．in addition to | D．according to |
The pop star was asked many personal issues, surrounded by crowds of fans, so that his patience _______.
| A．came out | B．broke out | C．stood out | D．gave out |
Only when our project has been approved of by the committee ______ to carry it out.
| A．did we start | B．we started |
| C．can we start | D．we start |
We are lucky to be among the generation of people who have ______ and experienced the great social changes in our country.
| A．conflicted | B．responded |
| C．witnessed | D．associated |
______ economic, political and cultural difference, China and America have decided to cooperate in dealing with global issues.
| A．In spite of | B．In favour of |
| C．On account of | D．In terms of |