Our planet is about ______ years old.
#51853
A
35,000
B
4600
C
4600 million
D
500 million
推荐题目
people got hurt in the 7.1-magnitude earthquake in northwest China’s Qinghai Province.
#51887
A
Thousand
B
Thousands
C
Thousand of
D
Thousands of
About _________ people are in the People’s Park at the weekends.
#51800
A
two hundreds
B
two hundreds of
C
two hundred
D
hundred of
______ of his time ______ been spent on studies every day.
#51882
A
Four-fifths; has
B
Four-fifths; have
C
Four-five; has
D
Fourths-five; have
There are ________ people in the supermarket. It's so crowded.
#51235
A
hundred
B
hundreds
C
hundred of
D
hundreds of