--Are these your books? --Yes,
—Dad,mustIpractice thepianotoday? —No,you _.You may doit tomorrow.
Youwillfallbehind others youwork hard.
—Jack, youseemto be . —Yes.It’s 8:20 now and my trainleaves in tenminutes.
--- What a beautiful sweater! How much did you ________ for it? --- 369 yuan.
— will you finish doing the work? —In a few weeks.