问题补充:
Do you think Maths useful subject?
A. is a
B. is an
C. are a
D. are an
答案:
(答案→)A. is a
B. is an
C. are a
D. are an
解析:此题重点考查不定冠词的基本用法。冠词a用在辅音音素之前,an用在元音音素之前。单词useful的第一音素是辅音音素,故用a;又因maths是科目,做主语时谓语动词要用单数,故选A。
时间:2021-05-30 23:46:25
Do you think Maths useful subject?
A. is a
B. is an
C. are a
D. are an
(答案→)A. is a
B. is an
C. are a
D. are an
解析:此题重点考查不定冠词的基本用法。冠词a用在辅音音素之前,an用在元音音素之前。单词useful的第一音素是辅音音素,故用a;又因maths是科目,做主语时谓语动词要用单数,故选A。