Our planet is about ______ years old.
#51853
A
35,000
B
4600
C
4600 million
D
500 million
推荐题目
Mrs Green has ____daughters,and mary is her _____daughter.
#51596
A
two;two
B
two;second
C
second;two
D
second;second
—Do you have enough students to carry the boxes? —No, I think we need_________students.
#51879
A
another
B
two others
C
more two
D
two more
There are _____________ people in the supermarket. It's so crowded.
#51739
A
hundred
B
hundreds
C
hundred of
D
hundreds of
Two students in our school will go to the beach.
#51625
A
hundred
B
hundreds
C
hundreds of
D
hundred of
