The mountain is so high that the climbers _____ use bottled oxygen to keep their lungs functioning
A.in order to
B.could
C.have to
D.

Seven Wonders of the Modern World is an ­­­­­_______ book that describes seven remarkable structures made by humans
A.inform
B.informational
C.information
D.informing

_____ is a practice of concentrated focus upon a sound, object, visualization, the breath, movement, or attention itself.
A.Yoga
B.Meditation
C.Surgery
D.Acupunture

Ha Long Bay is located ____ northeastern Vietnam
A.of
B.in
C.from
D.off

_______surveys have shown the presence of prehistoric human beings in this area
A.historic
B.historical
C.historian
D.history

A pyramidis a structure whose outer surfaces are ­­­­­­­______ and converge to a single point at the top.
A.square
B.rectangular
C.triangular
D.oval

Pressures on natural resources will increase as we face a population ________.
A.exploring
B.explosion
C.explore
D.explosive

The government has to ________ new laws, and everyone has to help.
A.do
B.make
C.take
D.get

Choose one word whose underlined part is pronounced differently.
A.tomb
B.coffee
C.popular
D.topic

Choose one word whose underlined part is pronounced differently.
A.lychee
B.pyramid
C.comedy
D.y