用there is/was,there are/were填空.There is/was用单数句和不可数名词前,there are/was用复数句.

问题描述:

用there is/was,there are/were填空.There is/was用单数句和不可数名词前,there are/was用复数句.
1.___only an apple in the basket.2.___three boys in my family.

there is
there are