Complete each sentence with the correct form of the adjective. 1) Los habitantes de Puerto Rico son (puertorriqueño)
2) Ariana vive en Madrid. Es . (español)
3) Me gusta mucho mi profesora de historia. Es muy . (inteligente)
4) Los alumnos estudian mucho. Son muy . (trabajador)
5) El color favorito de Javier es el negro. Su mochila es . (negro)
6) Mis clases de economía no son interesantes; son muy . (aburrido)

As oil prices rose during 2006, demand for alternative fuels increased. ethanol, one alternative feul, is made from corn. according to an article in the wall street journal the price of tortillas which are made from corn also rose during 2006. the price spike in tortillas is part of the ripple effect from the ethanol boom. draw demand and supply graph for corn market and use it to show the effect on this market of an increase demand for an ethanol. be sure to indicate the equilibrium price and quantity before and after the increase in demand for ethanol.

Which sentence uses the verbs correctly?

Kiko is writing an introduction for an article about the red panda. read what she has so far. what has red fur and a ringed tail, and is as big as a housecat? why, a panda, of course! the red panda doesn’t look much like its black-and-white cousin, the giant panda, but the two actually have a lot in common. which of the following should she add to her introduction? a. a clear central idea b. an opening that grabs the reader’s attention c. a statement previewing what points the essay will compare d. a statement that summarizes kiko’s opinions about the animals