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5. You don't need        ( clean) your room today. You may do it tomorrow.

4. It's a good idea       (play) football twice a week.

3. Why not       (ask) your brother for help?

2. ―Whose       (pronounce) is the best in your class?

―Wang Lin's.

1. The word is very important,so we must remember its        (spell) .

5. It's        (可能的) for him to finish the work on time.

4. I don't know the       (拼寫) of the newword.

3. It's a good idea to        (練習(xí)) speaking English with foreigners.

2. Why not check if there are any        (錯(cuò)誤) in your notebook?