I can’t hear you.Would you please speaK________?
—Can the plane fly _____ the Atlantic Ocean?—Yes,but it needs to go_____the clouds for hours.
—Can you tell me _____when the teacher came into the classroom?—Sorry,I don’t know.
The teacher said that _____ of the boys would take part in the fashion show.
—______ did your sister leave China?—She______ for three years .
—How are you getting on with your study,Tom?—So far,I____very well at school.