It 做形式主语和形式宾语专练.
1.it takes me 30 minutes____to school bu bike evey day.
A.going B.to go C.goes D.go
2.it's not easy____us ____ a foreign language.
A.for;learning B.of;learning C.of;to learn D.for;to learn
3.children find ____interesting to play computer games.
A.that B.which C.it D.he
4.do you think it inportant_____computer well?
A.play B.plays C.to play D.playing
5.is ____necessary to complete the design before national day?
A.this B.that C.it D.he
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