【简答题】When an emergency situation occurs, observers are more likely to take action if there are few or no other witnesses.This phenomenon is referred to as the bystander effect. The bystander effect is also...
【简答题】阅读理解 When an emergency situation occurs, observers are more likely to take action if there are few or no other witnesses. This phenomenon is referred to as the bystander effect. The bystander effect i...
【简答题】短文改错。 If there are more people in the world, and there must have more food to feed these people. But food is already problem in today's world. A third of the world's population is starving because the...