The word “conceal” is closest in meaning to _________ .
A.contain
B.erode
C.hide
D.create

Yuri Gagarin’s first space flight showed______
A.all the scientific equipment worked well
B.human beings could survive well in space
C.astronauts would not suffer from space sickness
D.scientists could develop weapons in space

The word “wears off’ is closest in meaning to_______
A.disappear
B.put off
C.come up
D.appear

What do we learn of early space food?
A.It was eaten cold.
B.It was inconvenient because it dissolved.
C.It was surprisingly tasty.
D.The edges cut the astronauts’ mouths.

Before Yuri Gagarin’s first space flight,______
A.it showed that man’s health was not affected by weightlessness
B.he was afraid of being endangered by high levels of radiation
C.he thought that man couldn’t live in space for long periods of time
D.man thought that his physical and mental capabilities might be affected by many factors that were not present on earth

How has space food improved since the first space flights?
A.The food is now produced in bite-sized squares.
B.There is a greater variety of foods available.
C.Baby food has been cut from the diet.
D.Some normal food is now available.

How is the health of human beings affected in space?
A.The effects can be unpleasant but harmless.
B.Longer space flights are more dangerous to health.
C.Space sickness lasts throughout the flight.
D.There is a slight risk of heart problems.

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions
They didn’t have the right visas. They couldn’t legally re-enter Thailand
A.If they had had the right visas, they could have re-entered Thailand legally.
B.Had they had the right visas, they couldn’t re-entered Thailand legally.
C.Were they to have the right visas, they could re-entered Thailand legally.
D.If they had the right visas, they could re-entere Thailand legally.

Lora is talking to Maria about her failure at applying for a job
- Lora: “__________”
- Maria: “Never mind, better luck next time”
A.I have a lot on my mind
B.I’ve broken your precious vase
C.I couldn’t keep my mind on work
D.I didn’t get the vacant position

(45)
A.publishes
B.published
C.to publish
D.publish