I’m not sure whether be has finished writing the book, but he________ it last month.
| A．worked at | B．was working on | C．worked on | D．was working at |
相关试题
--- What has happened to Alice ?
--- I don’t know.
She__________her job.
| A．can have lost | B．may have lost | C．should have lost | D．need have lost |
Just putting away the dishes,_________
| A．the telephone rang | B．someone knocked at the door |
| C．Mary heard the phone rang | D．the door was opened |
When asked______they needed most, the kids said they wanted to feel important and loved.
| A．what | B．why | C．which | D．that |
The Browns had the house painted brown when they moved in,____________?
| A．did they | B．hadn’t they | C．didn’t they | D．hadn’t they |
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