as if /only if/ even if/ not only if/ if not/ if only/ not if/ if and when/ what if
The door will open _________you enter the correct code.
_________ it rains, the picnic will still go ahead as planned.
_____________ the vaccine becomes available to everyone, life can return to normal.
She spoke confidently, _____________ she were an expert in the field.
____________ properly maintained, the machinery will likely break down.
_____________ we invest in renewable energy, but also if we reduce our carbon footprint, can we combat climate change effectively.
____________ I could turn back time and change my decision.
_________ we embarked on a spontaneous road trip this weekend?