Where () his pencil-box and books?中间填is 还是 are

把Where is his pencil.改成复数句 Where () his pencil-box and books?中间填is 还是 are where is your pencil?where is your pencil? 1.Are these the twins pencil-boxes?2.Where is his shose,do you know?句子改错 This is his pencil case. He has ( o ) one pencil in his pencil box. Where are my pencil box () baseball Where is the pencil 我怎么回答 where it is your pencil-case? Where's your pencil case?怎么回答? Where is my pencil怎么回答Here( ) Where _____ my pen and pencil? Where( )the erasers?( )in my pencil case And where's my pencil-case? Where are my pencil?做否定回答 — Where are _____ pencils?—Are ___ in your pencil case?A.your,they B.your,you C.his,it D.your,they're () is your pen?it's red .() is the girl over there she's my cousin.Where()her pencil-case?Mary ()a student.Her parents ()teacher.() they your cousins?Where()i?you ()in your bed.Where () his dictionary and books? Where is my pen and pencil?还是Where are my pen and pencil?