It is only in the most difficult circumstances ______ a man's abilities are fully tested.
A. when
B. that
C. where
D. so that
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If you invest so heavily in the stock market, you're______risks.
A. turning in
B. heading off
C. turning on
D. heading for
In fact, the Iraq war was fairly______across the West.
A. conversational
B. contradictory
C. contrary
D. controversial
According to the author, the use of chemicals and fertilizers______.
A. will not necessarily increase the production of foods
B. is a good way to improve the quality of foods
C. promotes the foods both in quality and in quantity
D. is no good for health
The use of military force faces strong opposition among key US allies where opinion polls
A. substantial
B. enormous
C. considerable
D. overwhelming