In winter, it is dangerous to go to school with snow ______the ground.
#91031
A
cover
B
to cover
C
covering
D
covered
推荐题目
With all my attention _______ my homework, I didn’t even notice my father standing by me.
#90970
A
to fix on
B
fixed on
C
fixing on
D
to be fixed on
________her sleeping baby in the arms, the scene was very happy.
#91301
A
The mother took
B
The mother taken
C
The mother taking
D
The mother to take
Mary often stays up, reviewing her lessons, books___ all over the desk.
#91213
A
spreading
B
spread
C
are spreading
D
to spread
With trees and grass__________39.6% of the urban area，the city has taken on a new look.
#91440
A
covering
B
covered
C
to be covered
D
being covered
Every year，nearly 270 million pounds of grapes arrive in California，most of them _______ from Chile to the Port of Los Angeles.
#91105
A
are shipped
B
is shipped
C
shipping
D
shipped