shine (shining) write (writing) come (coming) have (having)
run (running) put (putting) drop (dropping) swim (swimming)
send (sending) sing (singing) eat (eating) look (looking)
现在进行时:表示现在正在做某事 结构 :be(am/is/are)+ V-ing
1.直接+ing:
2.去e +ing:
3.双写+ing:
时间:now