Ⅰ.单句语法填空
1．We could see nothing in the thick fog at a distance(distant)of two metres，so we got lost.
2．As we all know，IT is short for information technology.
3．The factory has made more cars this year—there has been an increase in production(product)．
4．Readers can get on/along quite well without knowing the exact meaning of each word.
5．His parents won't allow him to_stay(stay)out late.
