Nuclear powers sign test ban treaty / UNITED NATIONS (AFP-Jiji) -- The five declared nuclear powers signed a milestone global (1)n______ test ban treaty at a ceremony here on Tuesday, signaling their political commitment to (2)s_______ nuclear test explosion forever. ..... Under the treaty's terms, a total 44 states with nuclear reactors are (9)r_______ to sign before it can come into force.
――都留文科大学 英文学科(3月8日実施)――97年