More than one student ___ that experiment.

________an important decision more on emotion than on reason, you will regret it sooner or later.

 E-mail, as well as the telephone, _____an important part in daily communication. 

The country’s population     small, and most of its population      in the mountainous areas.

The woman always says a bad word about others.        her workmates       her child dislikes to make friends with her.