2019年mpacc考试英语真题——形容词1709

{01}In that school, English is compulsory for all students, but French and Russia are ____ .

A.special

B.optional

C.regional

D.original

解析：本题考查形容词。Special是“别的，特意的”;regional是“地方的”;optional是“可选择的”;original是“最初的”。根据句意，“在那所学校，英语是必修课”，紧接着后面用but进行转折，由此可知法语和俄罗斯语不是必修课而是可以选修。所以正确答案为C。
本题选B。
{02}Researches show that the taller you are, the more _______ you are to suffer back pain.

A.likely

B.possible

C.perhaps

D.probable

解析：本题考查形容词辨析。likely可用于Sb./Sth.is likely to do sth.或It is likely that...句式，possible则用于It is possible for sb.to do sth.或It is possible that...句型，而probable常用于It is probable that...句式。
本题选A。