| 1 | I pouted my lips at him, hinting that he should speak first. | |
| 2 | I sucked my teeth and looked over at the next table, where two men sat opposite each other. | |
| 3 | Was the experimenter accidentally signalling the infants after the initial tongue protrusion or mouth purse through further small facial movements? | |
| 4 | The customer wasn't distracted and said: taste is not important, what matters is watching plane. Then, with his mouth the customer hinted a plane taking off in the distance. |