What's his favourite subject?(换种表达方式,句意保持不变）______（填which) subject ______(does)_____(he)like best?为什么第二个空格填dose?

what s your favourite what is his favourite colour? what's his favourite sport?(同意句)what sport ___ he ____ ____? What's your favourite colour what 's your favourite fruit? what's your favourite season? what's your favourite subject What's your favourite event? what's your favourite event? What's your favourite animal? What's your favourite sport what's your favourite sport? what's your favourite season. what's your favourite subject? what's your favourite animal? What`s your favourite day? what's your favourite food what s your favourite day?