1.What kind of movies could this story be good for?
a) horror movies
b) action
c) love romances
d) mysteries
2.How much could rats weigh in the future?
a) 8kg
b) 18kg
c) 80kg
d) 8 million kg
3.Where are rats spreading?
a) underground
b) all over the Earth
c) London
d) in cyberspace
4.What is happening to many larger animals?
a) they are getting smaller
b) they are getting larger
c) they are starting to eat rats
d) they are becoming extinct
5.What did a doctor say could happen to rats, given enough time?
a) they could be the largest rodents
b) they could fly
c) they'll all die out
d) they'll be the only animals left
6.Who spread rats around the world?
a) pet lovers
b) zoo keepers
c) 19th-century explorers
d) we did
7.What have rats successfully adapted to?
a) organic food
b) new environments
c) new technology
d) life in the fast lane
8.What happened to animals after the dinosaurs died out?
a) they got smaller
b) they died out too
c) they became less ferocious
d) they got bigger
9.What happens if "super-rats" start killing other species?
a) the other species will fight back
b) humans will kill the rats
c) the species will become extinct
d) all animals will die out
10.What did the doctor say humans would do about giant rats?
a) he said humans would hunt them
b) he didn't say
c) they'd live inside giant walls
d) they'd live on rat-free islands