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
You can      Linda        447-9529.
#61088
A
call; at
B
call; for
C
call; 不填
D
不填;at
I spend much more time playing basketball than I _______ for my lessons.
#61833
A
spend to prepare
B
do preparing
C
do to prepare
D
spend prepare
I think I’m _____ unhealthy.   
#63703
A
kindof
B
alittle
C
kindsof
D
prettyvery.