题目内容
选择合适的词，用其适当形式填空
They are planning to ________ the oil under the sea.
He ________ out his hand to take the pencil.
In the past, this work, ________ highly skilled, was usually done by men.
I would like to bring up my child in healthy ________.
explore, consider, stretch, surround, guarantee
The sales manager promised that the TV would be ________ for three years.
