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题型：单选题题类：常考题难易度：普通

仁爱科普版九年级上Unit 4 Amazing Science Topic 1 When was it invented?同步练习1

In the past, jeans were just hard-wearing pants workers.

A、is designed by B、designed for C、is designed for D、designing for

举一反三

- Listen! There someone at the door.

- It must be your sister.

Listen, There is someone the guitar in the next room.

Nine d{#blank#}1{#/blank#} by three is three.

She is ________ there and ________ a book now.

At school we don't know a teacher ________ Betty Green.

—Who's the boy in the white T-shirt ______ under the tree?

—My friend.

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