2. 外语
  3. When we got there, what were left behind______empty bottles.

When we got there, what were left behind______empty bottles.

admin2015-06-27  47
问题 When we got there, what were left behind______empty bottles.
选项 A、had been
B、are
C、were
D、was
答案C
解析 根据题千可知，此空的时态应该是过去时，从而排除[B]。what引导的主语从句中的谓语动词是were，根据主谓一致原则，可以排除[D]。然后根据题意，本题陈述的是一个事实，故答案为[C]。
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