It was totally by chance they discovered the entrance to the underground palace.
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when
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which
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why
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that
推荐题目
It was 80 years before Christopher Columbus crossed the Atlantic______ Zheng sailed to East Africa
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when
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that
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after
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since
It was President Xi Jinping _____ visited the navy troops and urged to strengthen naval force on April 9, 2013.
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when
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which
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that
D
he
I just don't understand_____________ that prevents so many Americans from being as happy as one might expect.
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why it does
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what it does
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what it is
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why it is
— ________ your brother said to you? — He encouraged me to talk to foreigners more often.
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What it was that
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What was it that
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How it was that
D
How was it that