( ) 6.The earth is our home.We should play a part in ____________ the earth.
A.save B.to save C.saving D.saved
( ) 7.Look!There are some people ____________ oranges on the farm.
A.pick B.to pick C.picking D.picks
( ) 8.People should keep the ______ between countries.
A．relationship　　　　B．peace C．discuss D．role
( ) 9.The TV program was very ______and we all got______.
A.bored; bored B.boring; boring C.bored; boring D.boring; bored
( ) 10．—He got an A in last week's math test.
—It is ______!His math is always the worst.
A．possible \x09\x09B．simple C．impossible \x09 D．easy