_______ Mendoza met Humphries, he lost again.
A. on a second occasion
B. for the second time
Chọn đáp án D
_______ every industry in our modern world requires the work engineers.
He used to live five kilometers from school and ride a bicycle to school everyday. Last month his family moved to the school neighbourhood. He now walks to school. He_______ rides a bicycle to school.
_______ of the two boys went on a picnic yesterday. They _______ stayed home and watched the Omlypic games on TV.