IV Translate the following sentences into English
    66. 我們將種植更多的樹來(lái)綠化祖國(guó)。
    67. 我們必須采取措施防止河流被污染。
    68. 現(xiàn)在，越來(lái)越多的大學(xué)生想要到國(guó)外繼續(xù)學(xué)習(xí)深造。
    69. 他從不在乎別人怎樣看他。
    70. 我們的外交政策受到全世界人民的支持。
    答案：
    66. We’ll plant more trees to make our country greener.
    67.We must take some measures to protect the river from pollution.
    68.Nowadays, more and more college students want to further their study abroad.
    69.He has never been concerned about what others think of him.
    70.Our foreign policy is supported by the people all over the world.