13.According to Para.4,the elders think that younger people should____________

• A、give priority to travel

• B、make time for their families

• C、find a focus for their lives

• D、work hard to save money

第六部分：完形补文（第41～50题，每题1.5分，共15分）

下面的短文有10处空白，每处空白后的括号内有一个词，请根据短文内容将其正确的形式填入文中，以恢复文章原貌，并将答案写在答题卡相应的位置上。

Communication in Groups

The number of people in a group influences (influence)the quality of communication.Consider the   41   (differ)between communication between two friends and communication in a group.When two friends talk,there are   42   (simple)two people sending and receiving messages.In a group,there are several people   43   (do)the same thing.Each idea one expresses must be   44   (understand) by all others.Thus, the   45   (great) the number of people in a group,the fewer   46   (contribution)a member may make.So,you may think that small groups would be better.However,with too few members,a group has   47   (limit)  resources.This   48   (affect)  the  advantage of groups for making a   49   (decide) .Also,in a very small group,the members may be   50   (willing )to criticize others.So,I believe that five to seven members is the ideal size for a group.

23. Your pet will feel happy .

• A、in nature

• B、if you keep a pet

• C、to your well-being

• D、when you talk with it

• E、you'll have a better appetite

• F、your heart rate willbe reduced