(39) _______
A.professional
B.difficult
C.trained
D.skilled

(41) _______
A.significance
B.significantly
C.signify
D.significant

With which of the following is the passage primarily concerned?
A.Techniques used to hunt mammoths.
B.Migration from Siberia Alaska.
C.The prehistory of humans.
D.The relationship between man and mammoth in the New World.

The phrase “these early migrants” in paragraph 2 refers to ______.
A.humans
B.dogs
C.mammoths
D.mastodons

It can be inferred that when humans crossed into the New World, they _______
A.had previously hunted mammoths in Siberia.
B.had never seen mammoths before.
C.brought mammoths with them from the Old World.
D.soon learned to use dogs to hunt mammoths.

The manager ________him for a minor mistake.
A.complained
B.charged
C.accused
D.blamed

I was surprised to find my French was still _______ good. I could use it to speak during the meeting.
A.pretty
B.hard
C.prettily
D.hardly

Which of the following types of the elephants does the author discuss in the most detail in the passage?
A.the Indian elephant
B.the mammoth
C.the African elephant
D.the mastodon

The passage supports which of the following conclusions about mammoths?
A.Competition with mastodons caused them to become extinct.
B.Humans hunted them to extinction.
C.The cause of their extinction is not definitely known.
D.The freezing temperatures of the Ice Age destroyed their food supply.

The best title for the article would be _______.
A.Will computers rule the world?
B.Progress now and then
C.Man in space
D.More and more inventions