Tree Planting Day is on ______ of March.
#51094
A
twelve
B
the twelve
C
twelfth
D
the twelfth
推荐题目
英语数字6,500,431,729读成____________.
#51114
A
six billion ,five hundred million, four hundred and thirty-one thousand, seven hundred and twenty –nine.
B
six thousand and five hundred million, four hundred and thirty-one thousand, seven hundred and twenty –nine.
C
six billion ,five hundred million, four thousand, three hundred and seventeen hundred and twenty –nine.
D
six thousand and five hundred billion four hundred and thirty-one thousand, seven hundred and twenty –nine.
It is said that the gravity on Mars is only about __________ of the gravity on earth．
#50894
A
three-eighths
B
third-eighth
C
three-eighth
D
third-eighth
Two ______ trees have been planted along the lake since 1998.
#51883
A
thousands of
B
thousand of
C
thousands
D
thousand
_____of the warm water _____already been used up.
#51506
A
Two-third;has
B
Two-third;have
C
Two-thirds;has
D
Two-thirds;have