He sat back on the chair, listening to the MP4 and ______.
| A．looking at ease |
| B．looked at ease |
| C．being looked at ease |
| D．to look at ease |
After he gave a report about the school, Mr White____ the visitors around it.
| A．went on to show | B．went on showing | C．went on with showing | D．kept on showing |
It is believed that ______ European chemist called Felix Hoffmann first produced ASA which completely changed ______ man’s understanding of aspirin.
| A．an; a | B．the; a | C．a; / | D．an; / |
At the United Nations Climate Change Conference, the UN Secretary General points out that, ______, the climate situation will get worse and worse.
| A．if not dealing with properly | B．unless dealing with properly |
| C．if properly dealt with | D．unless properly dealt with |
— How could you have trusted the online dictionary that much in translating your resume?
— Well, I never expected it should translate it so ______.
| A．literally | B．originally | C．sufficiently | D．professionally |
We firmly believe that ______ the new examination system comes into existence, completely new situations will arise.
| A．considering | B．supposed | C．providing | D．given |