He is said _________ his homework when the class teacher ent
| He is said _________ his homework when the class teacher entered the classroom. |
| [ ] |
| A. to do B. doing C. to have finished D. to finish |
可能相似的问题
你能帮帮他们吗
| He is said _________ his homework when the class teacher entered the classroom. |
| [ ] |
| A. to do B. doing C. to have finished D. to finish |
你能帮帮他们吗