Cold weather can hard on pets,just like it can be hard on people.在一份高考试卷上看到,有人说应该是Cold weather can be hard on pets,just like it can be hard on people.
问题描述：
Cold weather can hard on pets,just like it can be hard on people.
在一份高考试卷上看到,有人说应该是Cold weather can be hard on pets,just like it can be hard on people.
答
要加be的,be动词加形容词hard构成系表结构,再如：
Swimming can be very difficult in the ocean sometimes.
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