Question

1.People in China paid much attention to a big problem:peopl

Answer 1

1,时态呼应,前面一句的谓语动词用了过去式,所以后面的也要用相应的过去时,这里可能是因为用过去进行时可以表示一直做某事.

2.two-week 用了连字符以后就相当于一个形容词,意为“两周的”,修饰holiday.而 holiday是可数名词,所以前面还要加一个冠词.译为“一个为期两周的假期”.