问题描述：
在下列横线上填上适当的词,使横竖的句子都能成立.
Do
They are _____ oak trees
pick
Those_____ are beautiful
in
a
pick
在下列横线上填上适当的词，使横竖的句子都能成立。
Do
They are _____ oak trees
pick
Those_____ are beautiful
in
a
pick
Do
They are _____ oak trees
pick
Those_____ are beautiful
in
a
pick
在下列横线上填上适当的词，使横竖的句子都能成立。
Do
They are _____ oak trees
pick
Those_____ are beautiful
in
a
pick
问题解答：
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