新编四级听力练习 第375期

Passage Two
29.
A. A basket.
B. A cup.
C. An egg.
D. An oven.
30.
A. To let in the sunshine.
B. To serve as its door.
C. To keep the nest cool.
D. For the bird to lay eggs.
31.
A. Branches.
B. Grasses.
C. Mud.
D. Straw.
32.
A. Some are built underground.
B. Some can be eaten.
C. Most are sewed with grasses.
D. Most are dried by the sun.