News One
Much of Pakistan faces more storms in the coming days. Heavy rains have already caused more than two weeks of record flooding. Health officials worry about disease spreading because of a lack of clean drinking water. The United Nations wants four hundred and sixty million dollars to provide immediate help for fourteen million people affected by the flooding. About l,600 people have died because of the floods.
The Pakistani ambassador(大使) to the UN says the floods could limit his country's economic growth this year. The cotton industry has been hit especially hard. Pakistan has cancelled official Independence Day celebrations that were set for Saturday.
News Two
Russian officials are reporting progress against wildfires that have blackened parts of the country and polluted the air. Russia has requested technical assistance. President Obama called President Dmitri Medvedev on Thursday to tell him that American firefighting equipment is on the way.
A girl in Moscow wears a mask to protect herself from thick smoke caused by wildfires last week. The fires are not the only problem. President Medvedev says Russia has lost about one-fourth of its grain crops this year because of heat and dry weather. Prime Minister Vladimir Putin has banned grain exports until the end of the year. Russia is a major wheat exporter. But crops have been hit hard by the record heat this summer. During the past week, bread prices in Russia have jumped by twenty percent.
But skies cleared over Moscow after days of heavy pollution, and there were cooling rains. The city set a new record for itself when temperatures reached thirty-nine degrees Celsius on July 30.
News Three
American scientists reported on Friday that this July was the second warmest worldwide in records dating back to 1880. The government report said the average temperature for January through July was the warmest on record. Global warming keeps the temperature growing year by year.
What does News One talk about?

A．The record floods happened in Pakistan.

B．The celebrations of Independence Day.

C．The reason of the floods.

D．The trouble of Pakistan caused by wildfires.

It is implied in News One that _____

A．Pakistan is often hit by heavy storms

B．the floods have caused a loss to Pakistan's economy

C．many countries are willing to help Pakistan

D．most people in Pakistan are threatened by diseases

What does the underlined word "assistance" in News Two mean?

A．Help.

B．Information.

C．Skill.

D．Guide.

From the passage we know that the wildfires in Russia ______.

A．were started by human activities

B．have been put off by cooling rains

C．have affected the prices of bread in the country

D．caused the country to import wheat from other countries