of the surface of the earth          covered with water.
#53609
A
Seven-tens...are
B
Seven-tens…is
C
Seven-tenths...is
D
Seven-tenths...are
推荐题目
-When did you              today?      -At 8:00.
#58520
A
started reading
B
started read
C
start reading
D
start read
Cut up these apples and oranges and then    .
#58960
A
mix it up
B
mix up them
C
mix up it
D
mix them up
He looks upset. Let’s try to _____.
#63734
A
cheer up him
B
cheer him up
C
cheer he up
D
cheer up he