Exercise 1. Put the verbs in brackets in the correct form of conditional sentence type 1.
1. If we _____________ (send) an invitation, our friends _____________ (come) to our party.
2. He _____________ (not/ understand) you if you _____________ (whisper).
3. They _____________ (not/ survive) in the desert if they _____________ (not/ take) extra water with them.
4. If you _____________ (press) CTRL + S, you _____________ (save) the file. 5. You _____________ (cross) the Channel if you _____________ (fly) from Paris to London.
6. Fred _____________ (answer) the phone if his wife _____________ (have) a bath.
7. If Claire _____________ (wear) this dress at the party, our guests _____________ (not/ stay) any longer.
8. If I _____________ (touch) this snake, my girlfriend _____________ (not/ scream).
9. She _____________ (forget) to pick you up if you _____________ (not/ phone) her.
10. I _____________ (remember) you if you _____________ (give) me a photo.
Exercise 2. Put the verbs in brackets in the correct form of conditional sentence type 1.
1. If I _____________ (study) hard, I _____________ (improve) my English.
2. Theresa _____________ (go) to Japan if she _____________ (get) a cheap flight.
3. If her boyfriend _____________ (not call) today, she _____________ (leave) him.
4. If the phone _____________ (ring), _____________ (you/answer) it? 5. What _____________ (you/do) if you _____________ (not find) your wallet?
6. He _____________ (find) a part time job if he _____________ (keep) looking.
7. If you _____________ (feel) unwell tomorrow, _____________ (take) a rest.
8. If they _____________ (not tell) us, we _____________ (keep) asking. 9. _____________ (you/let) me go if I _____________ (promise) to come back early?
10. He _____________ (eat) some popcorn if he _____________ (feel) hungry.
Exercise 3. Put the verbs in brackets in the correct form of conditional sentence type 1.
1. If I _____________ (study), I _____________ (pass) the exams.
2. If the Sun _____________ (shine), we _____________ (walk) to the town.
3. If he _____________ (have) a temperature, he _____________ (see) the doctor.
4. If my friends _____________ (come), I _____________ (be) very happy.
5. If she _____________ (earn) a lot of money, she _____________ (fly) to New York.
6. If we _____________ (travel) to London, we _____________ (visit) the museums.
7. If you _____________ (wear) sandals in the mountains, you _____________ (slip) on the rocks.
8. If Rita _____________ (forget) her homework, the teacher _____________ (give) her a low mark.
9. If they _____________ (go) to the disco, they _____________ (listen) to loud music.
10. If you _____________ (wait) a minute, I _____________ (ask) my parents.
Exercise 4. Identify the one underlined word or phrase that must be changed to make the sentence correct:
1. If (A) someone came (B) into the store, smile (C) and say, “May (D) I help you?”
2. If (A) you do not understand (B) what were written (C) in the book, you could ask (D) Mr. Pike.
3. If (A) there isn't (B) enough food (C), we couldn't continue (D) our journey.
4. If (A) anyone will phone (B), tell (C) them I'll be (D) back at 11:00.
5. I will come (A) to meet Mr. Pike and tell him about(B) your problems if (C) you didn't solve (D) them.
