Questions 12 to 15 are based on the conversation you have just heard.

A．If he swallows dry bread easily.
B．If he eats a lot of dry bread.
C．If he drinks milk or hot water.
D．If he could hardly swallow dry bread.

A．They can be seen through the train window.
B．They look peaceful and lovely.
C．They come down to the edge of the lake.
D．They are near the cottages.