圈正确的词

显示全部楼层 · 2010-11-2 20:13:16

1.i am ____ (go/going) to school.
2.it's ten o'clock . we are ____(play/playing)football.
3.mark _____ (swims/swimming)in summer.
4.the students _____ (does/are/doing) homework.

千问 · 2010-11-2 20:13:16

going be going to的用法playingbe doing 正在进行swims 动词are doing

千问 · 2010-11-2 20:13:16

go play

千问 · 2010-11-2 20:13:16

goingplayingswimsare doing