it is necessary to finish __(do)your homework on time

it is necessary to finish __(do)your homework on time You should finish (do)your homework on time your homework ought to _(finish) on time Plese remember to finish _____(do)your homework in time It's time to do your homework. I think it possible to finish the homework on time —It's time to do your homework,Mike? .-It's time to do your homework,Jack. What time do you often finish ___ (do)your homework? What time do you often finish ___（do) your homework? You must finish your homework on time ,must能和has to 替换吗 You ____ finish your homework on time.A.has B.must C.have to