1) Don’t worry! I ___ (tidy) the house by the time they come. 2) This time next week we ___ (sit) the mid-year test. 3) I’m sure he ___ (agree) to show us how to use the Internet. 4) They ___ (be) married for thirty years this January. 5) People ___ (start) living on other planets in 50 years’ time. 6) Well, I’m sure, in two days from 3 till 5 o’clock they ___ (swim) in the pool as usual. 7) I’m sure he ___ (buy) a new car by the time he graduates. 8) I’m tired. I think I ___ (stop) reading for a while. 9) This time tomorrow he ___ (take) a shower. 10) If you follow my advice, you ___ (pass) your exams with flying colors. Good luck!