_______(22)
A.to sending
B.to take
C.to send
D.to taking

_______(23)
A.tour guide
B.tourist business
C.tourist centre
D.tourist attraction

_______(25)
A.antique
B.old
C.aged
D.ancient

Crime invention is as crucial in the workplace like it is in the home or neighborhood.
A.Crime invention
B.crucial
C.like
D.neighborhood

Of the more than 1,300 volcanoes in the world, only about 600 can classify as active.
A.volcanoes
B.only
C.classify
D.active

Finished her household chores, Mary decided to do some shopping.
A.Finished
B.household chores
C.to do
D.shopping

What is the purpose of the passage?
A.To explain how our memory processes information.
B.To describe the sensory register.
C.To explain why we sometimes forget information.
D.To compare short-term and long-term memory.

A.habitat
B.protection
C.essential
D.priority

No matter how hard he tried, Mike could not make sense of his economics textbook.
A.Mike could not understand his economics textbook because he hardly tried to at all.
B.In spite of his efforts, Mike was unable to understand the contents of his economics textbook.
C.If Mike had studied harder, he would have been able to comprehend what was in his economics textbook.
D.It was impossible for Mike to understand his economics textbook without making a great effort.

Many people are afraid of sharks, but they rarely attack people.
A.Although sharks rarely attack people, many people are afraid of them.
B.Many people are afraid of sharks because they are dangerous.
C.Rarely attacked by sharks, many people are, therefore, afraid of them.
D.Sharks rarely attack people because many people are afraid of them.