Jackie Chan has donated ______ dollars to charity. –He is an example to us all. 
#51070
A
thousand
B
thousands
C
thousand of
D
thousands of
推荐题目
I think _____ of the materials I listen to at the beginning of the exam _____easy.
#51716
A
two thirds, is
B
second three, are
C
two thirds, are
D
two third, are
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
Nearly _______of the earth___covered by sea.
#51046
A
three fourth; is
B
three fourths; is
C
three fourth; are
D
three fourths; are