Question

We can gain ________ good knowledge of nature in the country, but some people can’t get used to ________ silence．

1. A.
   a;the
2. B.
   the;/
3. C.
   /;a
4. D.
   /;the

Answer 1

A
不可数名词前若有形容词修饰，前面可加不定冠词a；有些人不习惯“那种寂静”，silence为特指，其前面应加定冠词the。