-A ruler is 2 dollars and a pen is 5 dollars. How much are they? -They are
#51155
A
$22
B
$3
C
$7
D
$5
推荐题目
Some scientists believe that there will be more robots in years.
#50952
A
hundreds of
B
hundred of
C
two hundreds of
D
two hundreds
— __________ volunteers will be needed for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao.— Let’s go and join them.
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A
Thousand
B
Thousands of
C
Three thousand of
D
Thousands
Quzhou is a beautiful city. Every year there are __________ tourists.
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A
thousands
B
thousands of
C
thousand
D
thousand of
It took her______ to cook the delicious food.
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A
three and a half hour
B
three and a half hours
C
a half and three hour
D
three hour and a half