The passage was probably written in _________________________.

A．Equivalent to a hydrogen bomb.
B．Equivalent to tons of TNT.
C．Equivalent to tons of hydrogen bombs.
D．Equivalent to a ton of TNT.

A．They want to stay home and do the housework.
B．They don’t have enough money.
C．They have too much work and not much free time.
D．They have more freedom than in the past.