Many _____ trees must be planted every year. [
| Many _____ trees must be planted every year. |
| [ ] |
| A. thousand B. thousand of C. thousands of D. thousand |
可能相似的问题
你能帮帮他们吗
| Many _____ trees must be planted every year. |
| [ ] |
| A. thousand B. thousand of C. thousands of D. thousand |
你能帮帮他们吗