1.You (to cross) the Channel if you____(to fly) from Paris to London 2.I (to remember) you if you (to give) me a photo 3.If you ( to press) CTRL+S,you (to save) the file 4.He (not/to under stand)you if you (to whisper) 5.If we (to send) an invitation,our friends (to come) to our party

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