Zero and First Conditional
1. If Peter................... (not study) harder, he ............... (fail) his chemistry exam.
2. She always ............... (panic) if she ............... (have) to go in a lift.
3. Where ............... (they live) if they ............... (move) to America?
4. Water ............... (boil) if the temperature ............... (be) 100 Celsius degree.
5. If she ............... (become) a lawyer, ............... (she earn) a lot of money.