( ) 1.The most important thing in watching birds is to .
A.look for a place near the bird nest B.climb up to the trees
C.catch a bird D.kill a bird
( ) 2.We have to hide ourselves to ,when we’re watching birds.
A.take better care of them B.use the binoculars
C.make them do everything as usual D.kill them at last.
( ) 3.If we make the nest too slippery,.
A.it won’t be very beautiful B.it won’t be easy to make
C.it won’t be strong D.it’s very difficult for birds to hold or stand on it
( ) 4.We should leave a hole in the front of the nest so that easily.
A.we can clean the nest B.birds can fly in or out
C.we can hang（挂） D.we can make it
( ) 5.What’s the best title of this passage?
A.Birds are man’s friends B.How to catch birds
C.Watching birds and making bird nests D.How to keep birds
ACDBC