myeclipse自動提示不起作用

1、菜單window->Preferences->Java->Editor->Content Assist->Enable auto activation 選項要打上勾 
2、window->Preferences->Java->Editor->Content Assist->Advanced 上面的選項卡Select the proposal kinds contained in the 'default' content assist list: 中把 Other Java Proposals 選項打上勾就可以了。