--Is it convenient to you if I pay a visit to you at 10:00 tomorrow morning? --I' m afraid not. I _____ a lecture then.
While listening carefully, the students______ what their teacher said.
Sam always pronounces my name wrong. Do you think he does it ______ ?
—I’ll do the washing-up. Jack, would you please do the floors? —_______.
_____ get a better score, she has been studying hard all day.
You’d better_your scores and see if you have passed the exam.