listen to the teacher 为什么要the

listen to the teacher 为什么要the 为什么是listen to the teacher 而不是listen the teacher,为什么要加to? listen to the teacher listen to the teacher! listen to the teacher carefully listen to the teacher是什么意思 listen to the teacher carefully.中为什么用to Don't ________the birds. Listen to the teacher carefully.为什么 the students listen to the teacher ------(care). listen to the teacher的汉语意思 please listen to the teacher as in carefullly listen the to teacher class