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- Every year trees are planted. 每年要种很多树。
- A fixed number of trees are planted every year to replenish the forest, and there is an average amount of time for trees to reach maturity. 同时,每年种植固定数量的树以填补森林缺少树木的空缺,然后经过一段平均时间,树木就生长成熟。
- Many thousands of trees must be planted every year. 每年必须种植成千上万棵树。
- Big trees are cut down in the mountain every year. 每年要在山里砍伐大树。
- Thousands of trees are planted on the bleak hillside last year. 去年在荒凉的山坡上种了数以千计的树。
- Thousands of acres of trees are killed by acid rain every year! 每年有数千英亩的树木死于酸雨!
- Pine trees were planted all along the river. 沿河两岸种着松树。
- The trees were planted at 20 ft intervals. 这些树是每隔20英尺栽种一棵的。
- The trees are planted on the banks. 树种植在岸上。
- Trees are planted at intervals of three feet in this area. 在这个地区每隔三英尺种着一棵树。
- These two rows of trees are planted too close together. 这两行树栽得太密了。
- Thousands of trees were planted on the bleak hillside last year. 去年在荒凉的山坡上种了数以千计的树。
- Trees are being planted by them. 那些树正在被他们种植。
- It is imperative that more fruit tree are planted there. 在那里种上更多的果树十分必要。
- It is imperative that more fruit tree be planted there. 在那里种上更多的果树十分必要。
- It be imperative that more fruit tree be planted there . 在那里种上更多的果树十分必要。
- Elm trees were planted along the road. 沿着道路种植榆树。
- Millions of hamburgers and French fries are eaten every year. 每年美国人要吃掉几百万个汉堡包和炸薯条。
- The trees were planted at 20 feet intervals . 树的间隔为避免20英尺。
- The trees were planted at 20 feet intervals. 树的间隔为避免20英尺。
