25.One of the hardest parts of traveling in general is to (      ) a list of what you’ll need to bring with you.

A ． come along with                            B ． come up with

C ． come across                                 D ． come about

26.The number of car-owners is on the increase. Some young people (      ) the car as a status symbol.

A ． look upon                                     B ． look to

C ． look up                                         D ． look at

27.The organization has been (      ) the protection of environment since its founding.

A ． committed to                                 B ． loyal to

C ． given to                                        D ． appointed to

28.He worked in a small village in Heilongjiang province ten years ago. But all these years he has stayed in (      ) with some villagers there.

A ． conversation                                 B ． connection

C ． touch                                                  D ． communication

29.It was not the best result. But he was quite content (      ) the improvement.

A ． with                                           B