Two ______ trees have been planted along the lake since 1998.
#51883
A
thousands of
B
thousand of
C
thousands
D
thousand
推荐题目
Do you have plenty of friends in your school? 
#51485
A
much
B
a lot
C
lots of
D
a little
The teacher said that__ of the boys would take part in the talent show.
#51850
A
three five
B
three fives
C
thirds fifths
D
three fifths
It is said that the gravity on Mars is only about          of the gravity on earth.
#51511
A
three-eighths
B
third-eighth
C
third-eighths
D
third-eight
This machine was used -------years ago.
#51793
A
five hundred
B
five hundreds
C
five hundreds of
D
five hundred of