1 并列结构作主语时谓语用复数 Reading and writing are very important. 注意: 当主语由and连结时.如果它表示一个单一的概念.即指同一人或同一物时.谓语动词用单数.and 此时连接的两个词前只有一个冠词. The iron and steel industry is very important to our life. 典型例题 The League secretary and monitor asked to make a speech at the meeting. A. is B. was C. are D. were 答案B. 注: 先从时态上考虑.这是过去发生的事情应用过去时.先排除A..C..本题易误选D.因为The League secretary and monitor 好象是两个人.但仔细辨别. monitor 前没有the.在英语中.当一人兼数职时只在第一个职务前加定冠词.后面的职务用and 相连.这样本题主语为一个人.所以应选B. 【查看更多】
