不一定的。因为was是am和is的过去式。am is are后面一定要加动词ing【又称现在分词】was后面只要是动词就可以加ing。当然were【are的过去式】也是一样道理,不过用起来就要看前面是单数还是复数。单数过去式用was,复数过去式用were。例’‘No,the dog wasn't running,lt was sleeping'' ''my family weren't have supper,they were watching Tv ’‘。
was和are属于两种时态,they是“他们”,因此应用are。如果想用过去式,就要变成were。
are或were,主谓一致