Why do people become speechless?

Why did the Mexicans cross the border into the unites states? The YMCA has 28 fifth graders and 33 fourth graders on its track team There are 9 fifth graders and 23 fourth graders on its swim team How many more fifth graders are involved in track than swimming? What did Malcolm X do for people? How has herding in the Sahel affected the environment? Why do planes leave a trail in the northern hemisphere? How did the Americans treat the Scottish Immigrants? Are fossil fuels a resource in Asia? Why should countries like the US with few economic ties to Borneo be concerned about its deforestation? Can anyone tell me some favorite french disco songs as i heard a lot on holiday and really want to put some on my ipod sort of like the french equivalent of YMCA or the macarena? How has modern civilization impacted spiritual lives on indigenous people? What are the two major challenges facing the environmental movement? Did Goldie Hawn have an lesbian affair? When were trees made? What are indirect pollutants? How many movies does the average American watch per year? What kinds of people were restricted from immigrating to America based on a series of laws? The environment is defined as consisting only of people? What is planing premises? What are the advantages of a diverse society? How do I sponsor my parents to the US?