(2013·北京高考)When we saw the road ________ with snow, we decided to spend the holiday at home.
#11366
A
block
B
to block
C
blocking
D
blocked
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The government has decided to _____ those shabby old buildings so as to make way for the new and wide street ___ the beautiful West Lake. 
#13237
A
pull down; leading to
B
knock down; leads to
C
knock down; that leading to
D
knock off; leading to
Nearly________ of the surface of our planet is covered by water.
#14143
A
seven-ten
B
seven-tenth
C
seventh-ten
D
seven-tenths