为什么要用is而不是are?
为什么要用is而不是are?
people不是不可数名词吗?为什么用are而不是is?
some water单数复数相同,为什么用is 而不是are?
The teacher and writer___coming to___house.为什么前面要用Is而不是Are?
French fries are oily,and ice-cream are sweet.这里为什么用are而不是is
The fish are not fresh 为什么fish用are修饰而不是用is修饰
The police are duty on the duty on road.这里为什么用are 而不是用is?
the best things in life are free.这里为什么用are 而不是is
are you jim green?为什么是用“are”开头,而不是“is”.
lucy with her friends is form japan中为什么用is而不是用are
为什么some broccoli is on the table 要加is而不是are
the number of the workers here is about 50.句中为什么用is而不是are?