根据答句写问句 his pencil is 15 cm long

根据答句写问句 his pencil is 15 cm long my hair is about 15cm long 看答句写问句 根据答语写问句 B：Our classroom is 920 cm long. His name is Peter.(根据答句写问句)I come from Canada (根据答句写问句) Amy is hair is 20cm long 的问句是什么 根据答句写问句.1 His name is oeter 2 My phone number is 555-8906 3 根据答语写问句 1\The green pencil is shorter than the red one. 根据答句写问句 1.Lucy is 161 cm tall.2.Jack has a toothache. 根据答句写问句.1.----------------------?my brother is 175cm tall.2. His pencil is long.(用hers改成选择疑问句） ____pencil is____,his____h My ruler is 30 cm long.His ruler is 30 cm long.合并为一句话 This is his pencil case.