John and Jack ( ) stand up.

Stand Up And Fight 歌词 1.mary is sitting________ jack and john. John and Jack （ ）best friends 1.John and Jack （ ）best friends stand up Stand up, John and Jack are ___________(twin brothers;twins brothers) Jack is taller than John.And Jim is even __ Jack and john would like ---- to the cinema this evening. Are Jack and John twins?（句型转换） I have three friends, —, John, Jack and Tom when i lay down they stand up,and when i stand up they lay d