【正文】
________________________________________________________________解析:從句謂語動詞應(yīng)與從句主語保持一致,故把was改為were。答案:was→were3.Hard work have made him very ill. _________________________________________________________________解析:hard work意為“艱苦的工作”,是不可數(shù)名詞,謂語動詞用單數(shù)形式。答案:have→has4.Finally, there were a sudden pull at the pole and a fish was caught. _________________________________________________________________解析:there be 句型中,通常根據(jù)最靠近be動詞的名詞確定謂語動詞的形式,故把were改為was。答案:were→was5.How time flies! Ten years have passed._________________________________________________________________解析:表示時間的名詞復(fù)數(shù)形式作主語,謂語動詞用單數(shù)形式,故把have改為has。答案:have→has 4