YOU should also do so when you begin to cough or make any no

YOU should also do so when you begin to cough or make any no When you have a cold, a headache, a cough, or you can’ go to 请问when do you begin to study English.和 when did you begin to What do yousay when you give, pass or throw sometihing to so 9.When you begin to talk with a foreigner,you should say “__ 9.When you begin to talk with a foreigner, you should say “_ when you begin to talk with a foreigner,you should say "" When should I write to them?Do you think?(when) you should not make noise when you Do you know when conputers begin?是什么意思 How do you know when computers begin? Do you know when computers begin?