my family always watch the nes on TV before dinner为什么加the?

my family always watch the nes on TV before dinner为什么加the? My brother always watch TV on the weekend,这句话错在哪? In the evening ,the family ______(watch) TV and have dinner My grandpa likes to watch TV in the evening.,为什么watch不加ing watch tv 还是watch the tv 为什么 The family ( ) watch tv this evening My father likes to watch sports on the TV.改错, (My parents ) watch Tv in the sitting-room after dinner.括号内提 My family always get （） on the Spring Festival. 改错His family always has a big dinner on the evening of Octob before dinner 之间要不要加the? in january还是on?还有My family usually clean(clean要不要加s,为什么)the