According to the passage, typists are unable to recall information they type if__________.
A.they are tired.
B.they are distracted by something or someone.
C.they have too much work to be able to process it all.
D.they do not recognize it as meaningful enough to remember.

The word "They" in paragraph 1 refers to__________.
A.psychologists
B.information
C.memory structures
D.environmental stimuli

_______(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