（1）There is _ water _ air in space.

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（1）There is _____ water _____ air in space.
A.not;or B.no;and C.no;or D.not;and
(2)Class Two students will have a ______ of geography.
A.knowledge B.study C.idea D.way
(3)I think she ______ about her lessons.
A.need't worry B.doesn't need worry C.needs not worry D.need't to worry

1.C
否定句中的and要变成or
2.A
have a knowledge of sth 了解...
3.A
考查need作为情态动词和行为动词的区别.
情态动词时,否定直接在need后面加not,再跟动词原形,所以选A；
行为动词时,否定借助于助动词don't/didn't/doesn't,再加need to do sth.此题如果need作为行为动词,则答案是：doesn't need to worry.

（1）There is _____ water _____ air in space. There is no life _____ (with) air or water. Is there _____ water in the cup? There is some water in the bottle.There _____ __ there is water in the apples.____________ ____________ _____ There is only _____ water left in the bottle.A. There is no air _____ water on the moon.填or还是and. Is there any _____(space)for one more person in the car?（适当形 There's no gravity in space.（变成同义句） There _____ _ There is a little water in the bottle保持原句意思不变 There is _____ There isn't _____ milk _____ water in the glass. There is _____ _____（少许）milk in the glass