單項(xiàng)選擇題It's our duty to preserve the planet for future（）

A.persons
B.generations
C.characters
D.nations


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1.單項(xiàng)選擇題I don't think I will ever feel（）spreading rumors.

A.consistent
B.common
C.comfortable
D.comparable

2.單項(xiàng)選擇題If you're coming, please let me know（）advance.

A.at
B.in
C.by
D.on

3.單項(xiàng)選擇題We always（）our wedding anniversary by going out to dinner.

A.make
B.hold
C.celebrate
D.remember

4.單項(xiàng)選擇題Wearing seat belts in cars is（）by law.

A.commercial
B.compulsory
C.commanding
D.commentary

5.單項(xiàng)選擇題The school uses a combination of modern and（）methods for teaching reading.

A.traditional
B.old
C.ancient
D.present