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题型：单选题题类：常考题难易度：普通

——We can't achieve our dream we keep hard.
——I agree with you.

A、until; work B、if; working C、unless; working D、unless; work

举一反三

—May I go and play with Dick, Mum?

—No, you can't go out ____________ your homework is being done.

Thanks for ___________ me to your party.

—When will the railway that connects the two cities open?

— next year. Only half been completed.

Tom's father was cleaning the car _______________ his mother was doing housework.

There are many trees on _________________ side of the road. They were planted several years ago.

—Are you good at t{#blank#}1{#/blank#} stories?

—Yes. So I want to join the story t{#blank#}2{#/blank#} club.

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