- How I _____ I could live on the moon.
- It’s necessary ______ us to keep our pets clean everyday.
- ---Would you like to go out for a walk with us?---_____, but I must finish my homework first.
- Is Tom at school today?No, He ’s at home ______ he has a bad cold.
- ______ hard work it is!
- Mrs. White has _____ that she is not able to get a job.
- People in some areas don’t have to pay for their ______.
- Dr. Yang worked ______ three days ago.
- Mr. Green is used to_________ two apples after lunch every day.
- The old man lives in a village_______, but he never feels________.
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