单项选择题
Conversation 1
A.It is because of the air pressure. B.It is because of the food in her stomach. C.It is because of the chewing-gum. D.It is because of her panic.
A.She has got a headache. B.She has got a pain in the throat. C.She has got a bad cough. D.She has got a toothache.
A.In a train. B.In a car. C.In a plane. D.In a ship.