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  3. Different countries and different races have different (11) . In China, it is im

Different countries and different races have different (11) . In China, it is im

游客2024-07-31  60
问题 Different countries and different races have different (11) . In China, it is important for the host to be attentive towards the guest. The host shows this by (12) that the guest’s glass is always full and that there is always (13) food in his bowl. It is [br]  
选项
答案 making sure
解析 意为“确保，保证”，因为是放在介词by之后，故用动名词形式。
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