Why that answer ?

chenzhencaiya · 发表于 2011-3-21 18:50:07

The number of applications for teaching positions in Newtown

’s public schools was 5.7 percent lower in 1993 than in 1985 and 5.9 percent lower in 1994 than in 1985. despite a steadily growing student population and an increasing number of teacher resignations, however, Newtown

does not face a shortage in the late 1990’s.

Which of the following, if true, would contribute most to an explanation of the apparent discrepancy above?

A.Many of Newtown

’s public school students do not graduate from high school

B.New housing developments planned for Newtown are (shared) for occupancy in 1987 and are expected to increase the number of elementary school students in Newtown

’s public

C.The Newtown

school board does not contemplate increasing the ratio of students to teachers in the 1990’s.

D.Teachers’ colleges in and near Newtown

produced lower graduates in 1994 than in 1993

E.In 1993 Newtown

’s public schools received 40 percent more applications for teaching positions than there were positions available.

answer e

A scrub jay can remember when it cached a particular piece of food in a particular place, researchers have discovered, and tend not to bother to recover a perishable treat if stored long enough to have rotted.

A.tend not to bother to recover a perishable treat if

B.they tend not to bother recovering a perishable treat

C.tending not to bother recovering a perishable treat if

D.tends not to bother recovering a perishable treat

E.tends not bothering to recover a perishable treat if

answer d