Use the words in Ex. 1 to complete the exchanges.
1 A: Look! There’s a robbery at
the bank!
B: Oh no! Let’s call a .
2 A: This is a very busy road.
B: It is. We should cross with
the .
3 A: This man needs to get to a
hospital now!
B: I’ll phone for a .
4 A: Did anyone rescue my cat
from the blaze?
B: Don’t worry. The