1) I ...... my homework a) 've finished b) 's finished 2) She ... a document on a memory stick a) 've saved b) 's saved 3) I ... my project a) 's printed b) 've printed 4) My mom ... Facebook a) 's logged on b) 've logged on 5) We ... the printer a) 've turned off b) 's turned off 6) I ... the speakers on the table a) 's put b) 've put 7) Children ... a cake a) 've made b) 's made 8) You a) 's tidied b) 've tidied

Present Perfect

由
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?