Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
Sputnik was the first ______ satellite made by the USSR.
A.manned
B.natural
C.artificial
D.live

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
The successful flight marked a milestone in China's space project.
A.landmark
B.record
C.break-up
D.progress

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
His flight was in ______ around the Earth at the speed of more than 17,000 miles per hour.
A.orbit
B.travel
C.circuit
D.revolve

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
I think he will join us, ______?
A.doesn't he
B.won't he
C.will he
D.don't I

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
Robert ______ a new car for a very good price. He paid 30 percent less than the regular retail cost.
A.could buy
B.was supposed to buy
C.had to buy
D.was able to buy

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
Since they came, we ______ able to work on the project.
A.are
B.have been
C.have to be
D.were

I will have your car _____by the end of the day.
A.to repair
B.repair
C.repaired
D.repairing

Choose the word that has the underlined part pronounced differently from that of the others.
A.gravity
B.aspiration
C.biography
D.possible

Choose the word that has the underlined part pronounced differently from that of the others.
A.national
B.venture
C.fortunate
D.suggestion

Choose the word that has the main stress placed differently from that of the others.
A.scientist
B.president
C.engineer
D.astronaut