更多"[单选题]These animals migrate south an"的相关试题:
[单选题]These animals migrate south annually in search of food.
A.explore
B.travel
C.inhabit
D.prefer
[单选题]Such animals as South China tigers are believed __________ ., for we've had no track of them for ages.
A.becoming extinct
B.to become extinct
C.to have been extinct
D.having been extinct
[单选题]Practically all animals communicate through sounds.
A.Clearly
B.Almost
C.Absolutely
D.Basically
[单选题]The deadly disease has affected these animals.
A.contagious
B.serious
C.fatal
D.worrying
[单选题]Many kinds of animals have vanished from the earth.
A.developed
B.disappeared
C.linked
D.renewed
