1 . The streets were ________ (cover) with a lot of white snow overnight.

2 . —The box is too heavy to carry. What’s in it?
—Oh, it is ________ books.

A．filled with

B．covered with

C．used for

D．asked for

3 . 马路被冰覆盖了。

The roads _______ _______ _______ ice.

4 . Water covers about two thirds of the Earth.
About two thirds of the Earth ________ ________ with water.

5 . In a few years, the mountain will be ________ (cover) with green trees.

6 . —Her eyes were ________ tears as she looked happily at her son.
—Yes, she must be very happy.

A．covered with

B．agreed with

C．filled with

7 . What a dirty room it is! The table is covered ________ dust.

A．for

B．by

C．with

8 . The supermarket ________ people on Black Friday. Because there are so many things on sale (减价).

A．is crowded with

B．is covered with

C．is proud of

10 . Our school playground is ________ (覆盖) with thick leaves in autumn.