The earth is       years old.
#51891
A
four thousands six hundreds
B
four thousand six hundred
C
four thousand and six hundred million
D
four thousand six hundred millions
推荐题目
—Can I help you? —Yes. I want two ______ eggs.
#51353
A
dozen
B
dozens
C
dozens of
D
dozen of
Where is Class________ ?It’s on the ______ floor.
#51496
A
Six: third
B
Sixth; third
C
Six; three
D
Sixth; three
About ________ of the workers in the factory were born in the ___________.
#51765
A
two-thirds;1970
B
two-thirds;1970s
C
two-third; 1970
D
two-third;1970s
_____ Chinese are learning English for a better future.
#51633
A
Million
B
Millions
C
Millions of
D
Million of