They think, Okay, so I know an egg  weighs 20 grams.. But the sentence is not just saying it weighs 20  grams. It says it weighs 20 grams AND half an egg. If you read it  backwards, you would understand. Let's try, An egg weighs half an  egg and 20 grams.. Two halves make one.
Diamond Valley Lake lies between two mountains in California's Inland Empire tourism region. The 4,500-acre lake is Southern California's newest and largest reservoir. It has only been at full pond since 2002 and already has been crowned the Jewel of California lakes, with a reputation for excellent fishing.
About Lake Oroville. (From Wikipedia). Lake Oroville is a reservoir in the U.S. state of California, formed by the Oroville Dam across the Feather River. The lake is situated in the foothills of the Sierra Nevada about 5 miles (8.0 km) northeast of Oroville.At over 3,500,000 acre feet (4.3 km3), it is one of the largest reservoirs in California, after Shasta Lake.he lake is situated in the foothills of the Sierra Nevada about 5 miles (8.0 km) northeast of Oroville. At over 3,500,000 acre feet (4.3 km3), it is one of the largest reservoirs in California, after Shasta Lake.