There is long way to go for scientists to study _____space.
#33850
A
a
B
an
C
the
D
/
推荐题目
---What do you think of Duan Linxi’s song ?---I think it’s ________best song in the world. Isn’t it _______ beautiful one?
#34243
A
the, the
B
a, a
C
the, a
D
a, the
Do you have ___ basketball? Let’s play ____ basketball after school.
#34379
A
an; a
B
a; a
C
/; /
D
a; /
man in a black hat is my PE teacher. He often plays football with us.
#33200
A
A; the
B
The; a
C
The; /
D
A; /