| a.slight
b.surprising
c.sudden
d.harmful
3.Cement was seldom used in building during the Middle Ages.
a.crudely
b.rarely
c.originally
d.symbolically
4.Nerve signals may travel through nerve or muscle fibers at speeds as high as two hundred miles per hour.
a.velocities
b.impulses
c.ratiosd.atrocities
5.The poet William Carlos Williams was a New Jersey physician.
a.doctor
b.professor
c.physicist
d.resident
6.Medicine depends on other fields for basic information,particularly some of their specialized branches.
a.conventionally
b.obviously
c.especially
d.inevitably
7.We shall take the treasure away to a safe place.
a.clean
b.pretty
c.distant
d.secure
8.An important part of the national government is the Foreign Service,a branch of the Department of State.a.
a unity
b.a division
c.an embassy
d.an invasion
* 9.The childs abnormal behavior puzzled the doctor.
a.bad
b.frightening
c.repeated
d.unusual
* 10.There is an abundant supply of cheap labor in this country.
a.a steady
b.a plentiful
c.an extra
d.a meager
* 11.In order to improve our standard of living,we have to accelerate production.
a.step up
b.decrease
c.stop
d.control
* 12.Gas does accumulate in the mines around here.