His sister is always very careful when she" "(drive).

His sister,always is his sister. His sister is always very careful when she (drive). his sister is she is his sister,helen. His sister is from Canada.(对Canada提问) ( ) his sister ( )? ( )（）is his sister?she is ( ). ( )（）is his sister?she is ( )（）. tom is ten.His sister is five. 变形：he always makes his sister ——（cry） Is his sister a teacher yes,his sisiter is .改正错误 Is that his sister?变为复数句 that is his sister改为复数形式 his sister is a teacher改成复数 This is his sister改为复数句 His ______(three) sister is a teacher. look!steve is w____for his sister Is Jenny his sister?肯定,否定回答 His sister is brave.换种说法