Complete the form of the verbs in parentheses: I am used to (stay) .....up late

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Complete the form of the verbs in parentheses:
1. I am used to ( stay ) .............. up late.
2. The test is too difficult for the pupils
( finish)  ................. in time.
3. He asked me (go) .............. with him.
4. They let him ( play ) .............. here.
5. It's no use (tell)........ him ( tell ) ....... the truth.
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