The_____is in front of the school clinic.(boy)为什么后面是单数is,里面却填boys’具体什么意思?可以就填boy吗?注意正确答案里面是boys

the man in the_____is my favonrite pop star.(post) The_____is in front of the school clinic.(boy)为什么后面是单数is,里面却填boys’具体什么意思?可以就填boy吗?注意正确答案里面是boys in front in front in front in front 与in front of 区别 in front与in the front区别 in front of 造句 in front of bedroom Hope in front right in front front desk in hotel 短语 in the front of、in front of的区别 in front of与in the front of的区别? in front of 与in the front of 的区别 in front of与in the front of 的区别 in front of和in the front of 的区别 in front on和in the front on的区别