1) If we send (to send) an invitation, our friends will come (to come) to our party. 2) He doesn't understand(not/to understand) you if you will shidper (to whisper). 3) They don't survive (not/to survive) in the desert if they won't take (not/to take) extra water with them. 4) If you press (to press) CTRL + s, you will save (to save) the file. 5) You cross (to cross) the Channel if you will fly (to fly) from Paris to London. 6) Fred answers (to answer) the phone if his wife will have (to have) a bath. 7) If Claire wears (to wear) this dress at the party, our guests won't stay (not/to stay) any longer. 8) If I touch (to touch) this snake, my girlfriend won't scream (not/to scream).