Unit 6 Happy birthdayРBy Zhang FanРPart B let’s learn? let’s doРHow many...?РsevenРI'm seven years old.РTomР3Р3РeiРghРtРI'm eight years old.РKateРHow many tigers?РSeven.РHow many blue birds?Рeight.Р2463313Р13477710680РMiss zhangРLet’s try!(试着读一读)Р110Р119Р120РnineР9РI'm nine years old.РLu Yao
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