用过去完成时叙述事件先后顺序 — 英语填空题

Zheng He set out on seven great _______ across the western seas, visiting more t…

郑和（Zheng He）是中国著名的探险家。到1433年他去世时，他�…

Zheng He was a great Chinese e______ who led seven large voyages to the Western …

根据首字母和中文释义补全单词：Zheng He's seven voyages made China…

Choose the word that best completes the sentence: Columbus is famous for his lon…

根据句意及首字母提示补全单词：Zheng He's v______ across the weste…

探险队长下午到达海岸时，队员们已经找到一条安全路线，�…

用所给动词的适当形式补全句子（过去完成时需注意动词形�…

Zheng He set sail for his first voyage in 1405. By the time he began his seventh…

用所给动词的过去完成时补全句子：By the time Marco Polo returned …

郑和（Zheng He）是中国著名的探险家。到1433年他去世时，他�…

考官问：Do you enjoy cooking? 选择最恰当的词填空，使回答明确�…