`1.`
- Without Susan's encouragement, I wouldn't have joined the competition.
- If it hadn't been for Susan's encouragement, I wouldn't have joined the competition.
- If Susan hadn't encouraged me a lot, I wouldn't have joined the competition.
`2.` In case your motorbike gets a flat on the highway, take a spare tyre along.
`3.` If it hadn't been for the fact that Peter playing the piano so wonderful, she wouldn’t have loved him.
`4.` If you don't get a visa, you can't visit a foreign country.
@ `Ly`