【正文】
單數(shù)用 is,復(fù)數(shù)用 are。Unit 5 Whose dog is it B let’s learn ?It’s spring. ?We can see beautiful flowers and green grass. ?I usually fly kites and go hiking on the weekend. ?Sometimes I climb mountains and have a piic. My name is Chen Jie. Today is Monday. I’m a Chinese teacher. This is my watch. It’s my pencil. mine hers his theirs yours ours Let’s say What do you do on the weekend? I usually/often/sometimes________. Go shopping do homework go swimming fly kites go hiking play th