III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
No one knew precisely what would happen to a human being in space.
A.exactly
B.clearly
C.carefully
D.vividly

III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
The 27-year-old Soviet cosmonaut became the first person to eat and drink in ______.
A.weight
B.weighting
C.weightless
D.weightlessness

III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
The astronauts were able to send the information back to the Earth.
A.spaceships
B.space stations
C.spacemen
D.space shots

III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
No one is better cook than his mother, ______?
A.is she
B.isn't she
C.are they
D.aren’t they

III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
He seldom goes to the library, ______?
A.doesn’t he
B.is he
C.does he
D.isn’t he

III. Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
I'd lost my key, so I ______ the door when I got home.
A.could lock
B.wasn't able to lock
C.couldn't unlock
D.was able to unlock

The journey was rather long but really______
A.enjoy
B.enjoying
C.enjoyable
D.enjoyed

Do you know_____?
A.what it was wrong
B.what was it wrong
C.what wrong it was
D.what’s wrong with it

I. Choose the word that has the underlined part pronounced differently from that of the others.
A.support
B.shuttle
C.success
D.venture

II. Choose the word that has the main stress placed differently from that of the others.
A.success
B.venture
C.extreme
D.appoint