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  3. When their first test failed, the engineers at OKM Corporation agreed it was ...

When their first test failed, the engineers at OKM Corporation agreed it was ...

admin2020-12-24  33
问题 When their first test failed, the engineers at OKM Corporation agreed it was ___to try using different materials.
选项 A. time
B. end
C. moment
D. turn
答案A
解析本题考查it 句型。It is/was time to do sth.表示“是该作某事的时候了”，代入句中，构成了整句的句意“当OKM 公司的工程师第一次测试失败后，他们达成一致；是时候尝试使用不同的材料了”。其他三项均不符合题意，均排除。
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