There is long way to go for scientists to study _____space.
#33850
A
a
B
an
C
the
D
/
推荐题目
—Do you know ______ woman in red?—Yes, she’s a professor of_________ university.
#33236
A
the;a
B
a;an
C
the;an
D
/ ; the
---Who’s ___________ boy in red, do you know? ---Oh. He’s ___________ friend of Tom.
#34569
A
the, a
B
an, the
C
a, the
D
the, an
I often have ____ egg and a glass of milk for ____ breakfast every day.
#33496
A
an; /
B
a; /
C
an; the
D
a; the