• 2021-04-14
    Cloze Complete the passage with the appropriate words or expressions in the box. Change the form when necessary. We have spent a great deal of time and money ______ space, but remain ignorant about vast areas of our own _______. For we still know little of the world ___________ the seas. With so much ___________ life in the depths of the ocean it is surprising there is so little______ for deep sea exploration. It amounts to little more than ______________ of what isneeded if we are to make full use of this______ resource. Given our growing population the oceans may even hold the key to the _______ of our _______ . It would be foolish to continue to _______ their importance. Observe overlook planet expertise species funding survival explore vital provide for learn about beneath the surface of a drop in the bucket for the benefit of