=将下列汉语句子译成英语,英语句子译成汉语。They are building a tunnel,and it will go through the mountain.
________________________________________________________________In the 21st century,those people with old ideas will be left behind the times.
________________________________________________________________上周这时候我们正在为考试做准备。
________________________________________________________________我爷爷习惯早起。
________________________________________________________________快点,否则你会迟到的。
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