If, unless 专项练习一、完成下列句子1. Im sure if he _(go) to the party, he_ (have) a great time.2. If the rain _(stop) tonight, we will go to the cinema.3. Ill buy a computer if I _(have) enough money.4. You _(not get) nervous if you _(do ) enough exercise.5. I want to know if he _(come) tomorrow, if he _(come), I _(give) the massage to him. 6. Comrade Wang didnt know if there _ (be) on English evening that day.7. Please tell