题干
用所给词的适当形式填空
（1）He came back home early____(cook)supper for his son.
（2）What about____(play)football after class?
（3）Do you like____(Europe)modern music?
（4）The Smiths____(be)here in two minutes.
（5）We all know a Chinese soldier____(call)Lei Feng.
答案(点此获取答案解析）
to cook,playing,European,will be,called
设该圆中过点（3，5）的最
长弦和最短弦分别为AC和BD，则