题目内容
【题目】Emergency line operators must always _____ calm and make sure that they get all the information they need to send help.
grow
appear
become
stay
【答案】D
【解析】stay calm意为“保持冷静”。此处stay用作系动词,意为“保持”。
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题目内容
【题目】Emergency line operators must always _____ calm and make sure that they get all the information they need to send help.
grow
appear
become
stay
【答案】D
【解析】stay calm意为“保持冷静”。此处stay用作系动词,意为“保持”。