In 1950, Truman sent the 7th Fleet to the Taiwan Straits to prevent the PLA from liberating ______.
A、Taiwan
B、Macao
C、Diaoyu Islands
D、Xiamen
【正确答案】：A
【题目解析】：In 1950, Truman sent the 7th Fleet to the Taiwan Straits to prevent the PLA from liberating Taiwan.参见教材P217。
