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【单选题】
The space center built a prototype of the spacecraft to test it in a controlled environment.
A.
model
B.
diagram
C.
example
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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】I’m reluctant to spend any more money on this failing project.
A.
hesitant
B.
excited
C.
unwilling
【单选题】You shouldn't have used the GPS in the car on your last trip ____.
A.
if you don't want the rental agency to know where you have gone
B.
if you won't want the rental agency to know where you'll have gone
C.
if you hadn't wanted the rental agency to know where you had gone
【单选题】Please take a minute to verify the correct spelling of your name and address.
A.
confirm
B.
check
C.
hide
【单选题】After adding two simple elements together, the scientist told us she had discovered a new compound that would cure a common cold.
A.
chemical
B.
alternative medicine
C.
bonded mixture
【单选题】You must follow the proper protocol for your experiment to be valid.
A.
procedure
B.
set of rules
C.
trend
【单选题】I’ve heard anecdotal evidence that vitamin E helps cuts heal faster, but I’ve never read any research that supports that.
A.
scientific proof
B.
personal reports
C.
individual observations
【单选题】My cousin applied for a visa, but unfortunately, he was denied.
A.
rejected
B.
refused
C.
reminded
【单选题】It’s important to review your investments periodically; my advisor recommends that I check every three or four months.
A.
occasionally
B.
constantly
C.
regularly
【单选题】All of his clever arguments still didn’t convince me to change my mind.
A.
persuade
B.
prevent
C.
influence