from the moon, our earth, with water seven percent of its surface, appears as a “blue ball”.
#94117
A
Seeing…covered
B
Seen…covered
C
Seeing…covering
D
Seen…covering
推荐题目
As the immune system weakens, it loses the ability ________ illnesses.
#88514
A
fighting
B
fought
C
to fight
D
to be fought
He dressed up and went to the party as if ___________.
#97391
A
was invited
B
had been invited
C
invited
D
to be invited
You can spend your free time in our library.There is a reading room ________ more than 600 students.
#88831
A
seats
B
to be seated
C
seated
D
seating
Don’t you really believe that such men ought _____?
#98239
A
to get rid
B
to get rid of
C
to be got rid
D
to be got rid of