As a teacher rich in experience, he knows how to his ideas to these new students in a limited period of time.
【原创】He has ____ hundreds of his paintings to the government.
【原创】Many scientists are still____about the value of the program.
【原创】When his friends heard my story, they _____ laughing.
【原创】I owe you a(n) _____ for what I said this morning. Anyway, I meant no offence.
【原创】The villagers usually get _____ by the hour when they work for the boss.