用are
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. 用are
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.