【題目】The world today _____ different without the amazing discoveries produced by great scientists.

A.were B.had been C.would be D.would have been

【答案】C

【解析】

試題分析：考查虛擬語氣。Would be表示對目前狀況的一種推測，其他選項的時態(tài)不符合句意。句意：如果沒有那么多偉大的科學(xué)家們的驚人發(fā)現(xiàn)，今天的世界有可能會完全不同。根據(jù)句意可以判斷， 故選C。

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