The most crucial issue at present is how to solve the problem of food safety.A: necessaryB: importantC: demandingD: urgent
The most crucial issue at present is how to solve the problem of food safety.
A: necessary
B: important
C: demanding
D: urgent
B: important
C: demanding
D: urgent
参考解析
解析：句意为：目前最关健的问题是如何解决食品安全的问题。important意为“重要的”; necessary意为“必要的、必需的”;demanding意为“苛求的、要求高的”;urgent意为“紧迫的、紧要的”;crucial意为“关键的，重要的”，只有B与其意思相近。
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