语法词汇练习 语法大全 语法详解 英语听力 
— My son seldom has        breakfast.— It is         unhealthy habit. You must ask him to change it.
#32163
A
/; an
B
the; an
C
/; a
D
the; a
下一题
推荐题目
He is going to radio Beijing.He’s going to give        interview on Starsearch
#34255
A
a
B
an
C
the
D
/
Everyone knows that _____ sun is in the center of the solar system（太阳系）
#33645
A
a
B
an
C
the
D
/
Mr. Black often goes to work by______ bus.
#32123
A
a
B
an
C
the
D
/
This is         key and that is           eraser.
#34020
A
a, a
B
a, an
C
an, a
D
the, an
 ---- Can you take photos with elephants? ---- Certainly. ______ elephant is ______ useful animal. I like them.
#32959
A
A, an
B
An, an
C
The, an
D
The, a