下列对句中加横线词的解释不正确的一项是 （ ）

ike fingerprints, each person’s DNA is ________unlesshe has a twin

Food, gas and vegetables have been ________ by rail directly to the city ever since the highways were blocked.[ ]

Lucy likes drawing, ______ she doesn’t like reading.

What do you think of your school, Linda – It’s a good place for us to ________ ourselves for the future.