1 . 听下面一段独白，回答以下小题。
1. Why is the baobab tree thought to be strange-looking?

A．Its trunk sometimes measures more than ten metres in diameter.

B．Its trunk is thicker at the top than at the bottom.

C．Its branches near the top are longer than those near the ground.

2. Which part of a baobab tree can be used to make ropes?

A．Its leaves.

B．Its trunk.

C．Its skin of the tree.

3. Which of the statements about the baobab tree is correct?

A．Its empty trunk can be used by people to build everything.

B．Its flowers can turn into a kind of cucumber.

C．Its leaves and branches can keep the rain water cool and clean.

4. Which of the following can be the best title for this text?

A．The baobab—unusual but useful.

B．The baobab—a tree that people can make good use of.

C．The baobab—a strange tree that can make ropes.