请将下列单词中不同类别词挑出来,把该词的序号写在前面的括号里。 (1)( ) A. lion B.tiger C.animal D.elephant (2)( ) A.five B.clock C.seventeen D.twenty (3)( ) A.cake B.camera C.sweets D.bread
They are _________ about their holidays. A. talk B. talking C. talked
They _________games , last week. A. play B. playing C. played
Peter _______ to school _______ bike. A. going , by B. goes , by C. go , on
She runs to the breakfast table ______ 6:45 a.m. A. at B. in C. to
He usually waves ___________ goodbye. A. they B. their C. them