We ____ the task by the time he came to help us.
| We ____ the task by the time he came to help us. |
| [ ] |
| A. had finished B. finished C. finish D. will have finished |
可能相似的问题
你能帮帮他们吗
| We ____ the task by the time he came to help us. |
| [ ] |
| A. had finished B. finished C. finish D. will have finished |
你能帮帮他们吗