Fill in the gaps with the correct verb tense of the verbs in brackets. Make sure you the sentence is a first type conditional sentence.(có giải thích tại sao chọn câu đó) 1. If I __________________ (not /have) lunch, I __________________ (be) hungry. 2. If he ________________ (not /be) at work, he __________________ (be) at home then. 3. If I ________________ (not/work), I __________________ (go) to a disco. 4. If Oanh _____________ (not/ be) thirsty, she _______________ (not/drink) any fizzy mineral water. 5. If she ________________ (not/ get) tired, I ________________ ( invite) her to our party. 6. If they ________________ (not/ communicate), they ______________ (not /have) any jobs. 7. If my daughter ______________ (not/ do) the washing up, I _____________ (have to) do it instead of her. 8. I ________________ (not /tell) anybody about it if you ________________ (not/ want). 9. I am sure she ________________ (to do) it if you ________________ (to ask) her. 10. They ________________ (come) if she __________________ (invite) them. 11. He ______________ ( write) a letter to her if she _______________ (write) first. 12. I ________________ (go) there if you ________________ (go) with me. 13. Max ________________ ( pass) the exam if he ________________ (study) hard. 14. If he ____________ (not / be) at home, I ________________ ( visit) his sister then. 15. If she ________________ (not /walk) every day, she __________ (not / be) healthy enough. 16. If Max ______________ (not / accept) Alex’s invitation this time, Alex _________ (not/ invite) him again. 17. If my kid ______________ (not / read) this book, he _____________ (not /get) a good mark in Literature. 18. If Tom ________________ (not/ water) the violets, they ______________ (die). 19. If Lena ________________ (not/ be) happy, she ________________ (not /stay) there for a long time. 20. If my son ______________ (not /make) his bed, he ______________ (not / play) football with his