is there a link to download OG13 ?
Plz have a look.
I am confused whether to use "date back to" or "date back".
A Harvard anthropologist has proposed that using fire to cook food could be dated back to almost two million years and that it could explain hominid features like having a large brain and small teeth.
A. using fire to cook food could be dated back to almost two million years and that it could explain hominid features like having
B. the use of fire to cook food could date back almost two million years and could explain such hominid features as
C. cooking food with fire could date back to almost two million years, explaining hominid features like
D. fire used to cook food could date back almost two million years, explaining hominid features such as having
E. fire used for cooking food could be dated back to almost two million years and explain hominid features like
Although the listening audience of satellite radio amount to a number lower than one percent of the terrestrial radio audience, radio station owners mounted to a lawsuit last year to prevent the merger of two satellite radio behemoths.
Guys please suggest what is the latest edition of GMAT Official Guide?
coloration of insects can serve as camouflage, as in the case of green insects
that spend their lives in or near foliage, or to warn predators, as in the case of
insects colored in yellow and black, which often signals that it is poisonous
Posting some challenging Questions in SC. these are questions in that appear mostly in the score range is 700+. Trust it helps all here :)
The discovery that Earth’s inner core
rotates independently of and more quickly than Earth’s outer layers is
responsible for advancing studies of the flow of heat from the inner through
the outer planet and of the formation and periodic reversal in direction of
Earth’s magnetic field.
In a review of 2,000 studies of human behavior that
date back to the 1940s, two Swiss psychologists,
declaring that since most of the studies had failed to
control for such variables as social class and family
size, none could be taken seriously.