-How much difficulty did you have_______ this problem? -_______. It's quite easy.
— What does your mom tell you?— She tells me ______ my room every day.
— You work so hard. I think your dream can ________ someday.— Thank you.
— ________ does your mother go to work in the morning?— She always goes to work at seven o’clock.
My father often ________ Beijing for Shanghai.
— It’s _______, Dad. Can I watch TV for half an hour? — OK.