a bird,which can't be caged.有什么语法错误吗?

which bird can't fly? a bird,which can't be caged.有什么语法错误吗? 英文IQ题：which bird can't fly? The bird is in the tree._____you find it?A.Aren't B.Can not C.Cannot D.Can't The bird is in the tree.()you see it?-A.can not B.can't C.don't The H7N9 bird flu is a disease ______ can be very dangerous.A./ B.who C.what D.which （请说明理由） I can't decide __.A.to buy which one B,which one should I buy C.which to buy A bird is an animal which can fly .这样说对吗? I can't decide____ A.to buy which one B.which one to buy C.to buy which D.which to buy one为什么这么选? i can't decided____ A.which present to choose B.to choose which present C.choose which presentD.to which present choose He can't find the tool _ he often uses to plant trees.A.which B.in which C.by which D.to which she is a bird which like flying. They are so alike that you can't tell________is which.A what B that C which D how I don't like sports________people can easily get hurt.A.which B.that C.in which D.in that I can't decide _________.A what to buy B which to buy Which one can’t you eat A.Milk B.Bread C.Rice D.Cake I can't shoot the bird in the tree .because it is out of ___.A.range B.reach C.distance which animal is the biggest?A.bird B.elephant c.Rabbit D.dog