Our planet is about ______ years old.
#51853
A
35,000
B
4600
C
4600 million
D
500 million
推荐题目
______ people were found ______ after that earthquake.
#51510
A
A number of; died
B
The number of; died
C
A number of; dead
D
The number of; dead
Women’s Day is on            of March.
#51559
A
eighth
B
eight
C
the eight
D
the eighth
May I ask you __________questions? 
#51799
A
any
B
some
C
much
D
little
--- How many students are there in your class? --- Forty,and ________ of us are girls.
#51017
A
three fifths
B
three fifth
C
third five
D
third fifths