By training the editor in your head, the speakers are advised 

• A、to get themselves trained by a good editor

• B、to discuss problems with their husbands or wives

• C、to express themselves in long but simple sentences

• D、to make sure each sentence has only one meaning

It’s already 5 o’clock now.Don’t you think it’s about time_____ ?（）

• A、we are going home

• B、we go home

• C、we went home

• D、we can go home

57（）