_海南成考网

 你是Lucy，写一封给老同学Allen的邀请信，邀请他参加下个星期日下午4点(12月23日)的校友聚会。希望Allen尽快回信接受邀请，以便他们及时做好安排。

Traveling has now become a highly organized business．

• A、so we can travel anywhere without difficulty
  

• B、because we are provided with all kinds of convenient means for traveling
  

• C、because trayeling organizations can be found in the countries the world over
  

• D、so travelers have increased rapidly

What two problems can be solved by burning garbage?

• A、The shortage of energy and air pollution．

• B、The shortage of energy and the land to hold garbage

• C、Air pollution and the shortage of fossil fuel．
  

• D、Air pollution and the shortage of land to hold garbage．