4.Uri Shamir‘s viewpoint is that ________.来源：www.examda.com
    A.nations in that region are just fighting for water
    B.people there are thirsty for peace instead of water
    C.water is no problem as long as there is peace
    D.those nations have every reason to fight for water
    5.The author‘s tone in the article can be described as ______-.来源：www.examda.com
    A.depressing     B.urgent      C.joking       D.mocking
    答案：BDACB