As with ____ businessmen , most teachers have ____ very busy life nowadays .
Advertising can influence consumers' moods,_______________ in turn,can influence consumers’reactions to products.
The scientist spent years alone in the forest,_____________ by eating wild fruit and small animals.
—Will you take part in the speech contest? —____________ I have long been expecting such an activity.
The door opens and there ____.
It has been accepted that all the students ____ put on masks before going to school in case they are infected with flu virus.