—We all had a lot of fun at the barbecue yesterday. Pity you weren’t there.
—I really should have gone with you but I _____ on some remaining problems.
| A．worked | B．was working | C．would work | D．would have worked |
相关知识点
推荐套卷
—We all had a lot of fun at the barbecue yesterday. Pity you weren’t there. —I really should have gone with you but I _____ on some remaining problems.
| A．worked | B．was working | C．would work | D．would have worked |
粤公网安备 44130202000953号