They go to the movies ________a month.
#51442
A
three times or four times
B
three or four times
C
three and four times
D
three times and four times
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There are ________ days in a year.
#51337
A
three hundreds sixty- five
B
three hundreds and sixty-five
C
three hundred and sixty-five
D
three hundred and sixty five
Our school has a big library. There are about ten        books in it.
#51557
A
thousand
B
thousands
C
thousand of
D
thousands of
______ volunteers are working for 2014 International Horticulture Exposition in Qingdao.
#50975
A
Thousands of
B
Two thousands
C
Thousand
D
Two thousands of