题目内容

If you intend to melt the snow for drinking water, you can _____ extra purity by running it through a coffee filter.

A. assure
B. Insure
C. reassure
D. ensure

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Some narratives seem more like plays, heavy with dialogue by which writers allow their _____ to reveal themselves. A charisma

A. characters
B. characteristic
C. characterizations
D. charisma

“It's shame that the city official should have gone back on his word." The modal auxiliary SHOULD expresses _____.

A. obligation
B. disappointment
C. future in the past
D. tentativeness

She allowed the receptionist down a luxurious corridor to a closed door, _____ the woman gave a quick knock before opening it.

A. on which
B. but when
C. wherein
D. Then

Success is not ___ much as in luck as in hard work.

A. as
B. such
C. like
D. so

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