A. But I have to work.
B. Coffee, please.
C. Fine, and you
D. May be Joan,
E. Thanks.
F. Good luck.
G. You, too.
H. Yes, here you are.

David: What do you like to drink
Jack: ______

A. the surface temperature is too hot
B. it is too cold there
C. it is severely short of water
D. it has a very thin atmosphere

A. the government has responsibility to fight against infectious diseases
B. patients have responsibility to prevent the spread of infectious diseases
C. everybody has responsibility to control the outbreak of infectious diseases
D. doctors and experts have responsibility to fight agent infectious diseases