We must follow Sign ______ to save every drop of water.
Mum, I helped an old man cross the busy road this afternoon. ___________.A. That’s all right. B. Good idea C. Well done
Betty, you acted very well in the play! ___________A. Thank you! B. Don’t mention it. C. It doesn’t matter.
How much did it cost to build the science lab? Five ____ yuan.A. millions B. million C. millions of
Jack hurt his leg yesterday. Now he is in the hospital. ____________A. It’s my pleasure. B. All right. C. I’m sorry to hear that.
Must I read all the stories today? No, you ___. You can finish them tomorrow.A. can’t B. needn’t C. mustn’t
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