where be结构的句子中如果是并列主语那be动词应用is还是are

问题描述:

where be结构的句子中如果是并列主语那be动词应用is还是are
THANKS!
比如说Where_____(be) the boy and the girl?

看前一个单词,如果是复数,用ARE
单数用IS
There's a pen and books in the bag
There are books and a pen in the bag
就你补充的问题,应用is
因为the boy是单数