Question

The teacher, with 6 girls and 8 boys of her class, ________ visiting a museum when the earthquake struck.

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

Answer 1

A

解析:

由when the earthquake struck可知，要用一般过去时，排除C和D；又因为主语是单数the teacher，所以只有A正确。