Sure! Here’s the conversion of the sentences from conditional to inverted conditional form:

IV. Rewrite the following sentences using mixed conditional:

1. **Had Rita had some sleep last night, she wouldn't be exhausted today.**

2. **Were he to stop his car, he would see the signal.**

3. **Had Peter prepared his lessons well, he would not have got bad marks.**

4. **Had I taken French in high school, I would have more job opportunities.**

5. **Were I currently rich, I would have bought the Ferrari yesterday.**

V. Put the correct verb form:

1. **If the doctor (not notice) the defect when I was a child, I (be) practically blind by now.**

2. **Frank (be) wouldn't be here today if that boy (not know) how to do artificial respiration.**

3. **Tell him to ring me up if you (see) him.**

4. **I (buy) shares in that company if I had some money.**

5. **If I lend you $10 when you (repay) me?**

6. **If you (not sneeze), he wouldn't have known that we were there.**

7. **If I (not eat), I wouldn't have known that there was ginger in it.**

Feel free to ask for further assistance!