Scientists think that there has been life on Earth for _______ years.
#51626
A
illions
B
millions of
C
illion of
D
illion
推荐题目
On February 25, 2013, Li An, a Chinese director, won the best director again. It is his time to win an “Oscar”.
#51495
A
first
B
three
C
twice
D
second
Tony is twelve old, but his sister is only one old.
#51777
A
year; year
B
years; years
C
years; year
D
year; years
Do you know the boy ________ is sitting next to Jim? Yes. He is Jim’s friend. They are celebrating his ________ birthday.
#51650
A
who, ninth
B
that, nineth
C
/, nine
D
which, nine
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