The children talked so loudly at dinner table that I had to struggle ____.
| A．to be heard | B．to have heard | C．hearing | D．being heard |
When a person lives too many hours a day in the digital universe, that is when he or she _____ something.
| A．has missed | B．will miss | C．is missing | D．misses |
If you haven’t got the service advertised on their website, they you have _____ to complain about it.
| A．choice | B．purpose | C．right | D．reason |
The manager listened to the customers’ complaints attentively with great patience, _____ to miss any point.
| A．not trying | B．trying not | C．to try not | D．not to try |
Never should we forget the war and sufferings _____ caused to the people.
| A．it | B．which | C．that | D．what |
As soon as his teacher begins lecturing, he begins to doze off, not intentionally but _____.
| A．personally | B．randomly | C．habitually | D．unconditionally |