根据汉语意思完成句子。
____ Doing more exercise like running helps to _____________(增强)our body.
____ All of us should _________________________(戒除) smoking.
____ I want go be a doctor _______________________ (将来)
____ Mum, don't (担心)___________________ me. I'll take good care of myself.
____ Why don't you _______             __ （躺下）？