[填空题]The higher a substance’s pH, the more acidic it is.

[填空题]The higher a substance’s pH, the more acidic it is.

[单项选择]2. Finding Yourself without GPS
As more mobile phones tap into the Internet, people increasingly turn to them for location-centric services like getting directions and finding nearby restaurants. While Global Positioning System (GPS) technology provides excellent accuracy, only a fraction of phones have this capability. What’s more, GPS coverage is spotty in dense urban environments, and in—phone receivers can be slow and drain a phone’s battery.
To sidestep this problem, last week Google added a new feature, called My Location, to its Web-based mapping service. My Location collects information from the nearest cell-phone tower to estimate a person’s location within a distance of about 1,000 meters. This resolution is obviously not sufficient for driving directions, but it can be fine for searching for a restaurant or a store. "A common use of Google Maps is to search nearby," says Steve Lee, product manager for Google Maps, who likened the approach to searching for something
A. Right
B. Wrong
C. Not mentioned

[简答题]Outline: 1. Pollution is becoming more and more serious all over the world. 2. People are showing a growing concern over the problem. 3. Fortunately, measures have been taken to cope with the situation.

[单项选择]In the 16th century, Thomas More’s work （　） became immediately popular after its publication.
A. Paradise Lost
B. A Pleasant Satire of the Three Estates
C. Of Beauty
D. Utopia

[单项选择]Nowhere else in the world ______ more attractive scenery.
[A] you can find [B] is found
[C] can you find [D] has been found

[单项选择]Acidic tongue-lashings from American Idol judge Simon Cowell could deflate anyone’s musical aspirations, but many Idol losers are finding that second-chance success isn’t a bad consolation prize.
William Hunt, the laughingstock of the third season, already has an album out. The 31-year-old engineering student performs comical covers of popular tunes by R. Kelly, Elton John, The Beach Boys, Enrique Iglesias and, of course, the Ricky Martin numbers that made him infamous.
In its first week, the CD cracked Billboard’s Top 40, selling more than 38,000 copies. The self-proclaimed Real American Idol has appeared on everything from The Today Show to The Tonight Show, and even sang at a nationally televised NBA game. On May 15 he’s scheduled to share the same stage as Jessica Simpson, Lenny Kravitz, OutKast and Janet Jackson at the Wango Tango Music Festival at the Rose Bowl in Pasadena, Calif.
Who is the laughingstock of Idol’s third season
A. Jessica Simpson
B. William Hunt
C. Lermy Kravitz
D. Janet Jackson

[填空题]Acid rain has made numerous lakes so acidic that they ______.