Put the verbs in zero conditional 1
(to wear) my old boots when I
(to work).
• When I
(to cook) salads, I
(to use) only olive oil.
When I
(to concentrate), please
(not to make) so much noise.
Unless prices
(to rise), it
(not to be) a good investment.
Unless someone
(to ask) you politely,
(to refuse) to do anything.
1. I wear my old boots when I am working.
2. When I cook salads, I am using only olive oil.
3. When I try to concentrate, please, don't make so much noise.
4. Unless prices rise, it is not going to be a good investment.
5. Unless someone asks you politely, refuse to do anything.