| 1 | It marked the first time a blogger was invited to report on a state event in Russia. | |
| 2 | It is also the first study to investigate the attractiveness of displays of pride and shame. | |
| 3 | Now researchers believe they have discovered, for the first time, why humans have a false sense of optimism. | |
| 4 | This is a historic contraction, with world output set to decline for the first time since World War II. | |
| 5 | Ma also denied donating or selling company shares at lower prices to any officials or their relatives for the first time. |