Question

John and Mary’s room _______ on fire. Many _______ help them put out the fire.

A．are; passer-bys

B．is; passers-by

C．is; passer-bys

D．are; passers-by

Answer 1

B

“约翰和玛丽的房子着火了，很多路人帮忙扑灭了火。”第一空主语是room 所以填is，passer-by的复数是passers-by，答案B。