$\text{1. If you wear sandals in the mountains, you will slip on the rocks}$
$\text{2. That lamp belongs to my aunt and uncle.}$
$\text{3. People won't use flying cars until the year 2050.}$
$\text{4. Do you think the fuel price will increase next month?.}$
$\text{5. I will use my jet black to fly anywhere easily.}$