we are late.let's r（）faster 是run还是running还是什么?请说明理由

we are late.let's r（）faster 是run还是running还是什么?请说明理由 I am ( )after a flying football.是looking还是running,请说明理由 Can you practice every day?是running吗?还是to run?注明理由 英语语法,是I run faster than my brother还是I run faster than my bro Run quickly还是Running quickly ( )faster,or you will be late.A.Run B.To run C.Running D.Ran 艾弗里实验加入DNA后是R型菌和S型菌共存 还是只有S型菌 请说明理由 we are late ( )school 请说明原因 是说in Marry's house,还是in the Marry's house（Marry人名）,请说明理由 run还是runs请问Who ___ faster,the boys or the girls?横线上是填run还是填r We are late for the paety.Yes .Let 's hurry. my favorite sport is run还是running