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你会植树吗？
1．The ground must be just right－neither too wet nor too dry. It's best to plant trees in spring because it's warm.
2．Dig(挖) a hole(坑) large enough for the tree. But the hole should not be too deep.
3．Knock a long, strong stick(木棒) into the earth next to the hole. Make sure that it is straight.
4．Put the tree in the hole. Make sure that it is straight.
5．Put the earth back in the hole again. Push it down hard with your foot several times.
6．Tie the tree to the top of the stick to keep it straight.
7．Water it well as often as possible.
用一个到两个动词词组概括种树的过程：
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改写句子，句意不变。
The ground must be neither too wet nor too dry.
The ground ________ be too wet, and it ________ be too dry, ________.
查看习题详情和答案>>用所给单词的适当形式填空
into, just, with, be along, enough, at , by
(1) We are going to plant trees ________ the lake.
(2) The ground must be ________ right.
(3) Dig a hole large ________ for the tree.
(4) Knock a long, strong stick ________ the earth next to the hole.
(5) Push it down hard ________ your foot several times.
(6) In the USA about a third was covered ________ forest.
(7) Great Green Walls must ________ built all over the world.
(8) They can be planted ________ the side of a road.
查看习题详情和答案>>用所给单词的适当形式填空
into, just, with, be along, enough, at , by
1．We are going to plant trees ________ the lake.
2．The ground must be ________ right.
3．Dig a hole large ________ for the tree.
4．Knock a long, strong stick ________ the earth next to the hole.
5．Push it down hard ________ your foot several times.
6．In the USA about a third was covered ________ forest.
7．Great Green Walls must ________ built all over the world.
8．They can be planted ________ the side of a road.
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