1. If the train is late, we ………………….. to the office. A. walkB. will walkC. would walkD. walks2. She …………………….. if she has time. A. callsB. would callC. will callD. calling3. If it ……………………… too much, I will buy the smaller one. A. costsB. will costC. would costD. cost4. If the class. ………………………. full, we will find another one. A. areB. will beC. wereD. is5. What will we do if the taxi ………………………..?A. don’t comeB. didn’t comeC. doesn’t comeD. had not come6.If you my advice, you'll accept it. a. will be takingb. will takec. are takingd. take7.If we a few more days. a. hang onb. are hanging onc. will hang ond. will be hanging on8.If you , I'll tell Jagger that we need time to think it over. a. wantb. are wantingc. will wantd. would want9.When he that, he'll be a bit impatient. a. is hearingb. will hearc. would heard. hears10.I'm sure that if I to him sweetly enough he'll hold on and not look elsewhere. a. 'm talkingb. will talkc. talkd. would talk11. If you (send) the letter today, it'll arrive tomorrow.12.If you don't study, you (pass) the exam.13. If it rains, we (stay) at home.14. If it (be) sunny, we'll go to the beach.15. If that shop (be) closed, we'll go to another one.16. If you (want), we'll go to the park.17.If Adam (arrive) late, his father will be upset.18. If you work hard, you (get) a bonus.19. If it isn't expensive, I (buy) two.20. If you (call) me, I won't answer the phone.