The Bunsen Burner is so named because it is thought ___________ by Robert Bunsen.
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A
to be invented
B
having been invented
C
invented
D
to have been invented
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The book is _______ that one.
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A
three time as long as
B
three times as longer as
C
as three times longer as
D
three times the length of
Since there’s no more work to do, we might just ________ go home.
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A
so well
B
as well
C
so good
D
as good
“It isn’t the first time I ________ at home,” he said frankly.
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A
had spoiled
B
have spoiled
C
had been spoiled
D
have been spoiled