Ⅰ.单项选择。
1.The sun ________ gives us light ________ heat.It makes the world
bright and warm.
A.neither; nor B.either; or
C.not only; but also D.not; but
2.Mr.Black wants to ________ playing the piano.
A.take up B.put up C.use up D.turn up
3.There are some students exercising on the playground.Some are
running.All ________ are jumping rope.
A.others B.another
C.the others D.the other