问题
选择题
We can have_______ bluer sky if we create________ less polluted world.
A.a;a
B.a;the
C.the;a
D.the;the
答案
答案:A
在事物类别前通常用不定冠词a或an,辅音音素前用a,故本题选A。
We can have_______ bluer sky if we create________ less polluted world.
A.a;a
B.a;the
C.the;a
D.the;the
答案:A
在事物类别前通常用不定冠词a或an,辅音音素前用a,故本题选A。