人教七年级上-Unit 8 Section A (GF-3c).docx

Unit 8 When is your birthday?Section A (Grammar Focus-3c)Teaching Aims Language goals Ss can master the prepositions in / on / at and the ordinal numbers.  Key words and phrasesfirst, second, third, fifth, eighth, ninth, twelfth, twentiethKey sentences1.—When is your birthday? —My...