Another way to make first conditional sentences is to use ‘unless’ which means ‘only if’ or ‘except’. As with ‘if’, the word ‘unless’ can never be followed by ‘will’ but only by the present simple.
'Conditional forms: zero, first, second, third, mixed' published in 'English for Academic Research: Grammar Exercises'
Graphs and charts practice Learn vocabulary Reading exercises Improve your reading skills: Go to reading exercises Listening exercises Improve your listening skills: Listening exercises Listening practice questions Go to listening exercises Video lessons ...
If I have time, I read at night. This zero conditional listening exercise gives you a chance to see examples of this grammar topic. Listen to the song and and complete the exercise below. The Beatles song is hard to find on the Internet (The sound isn’t very good), so here’s a ...
On the basis of the first and only assumption, it can be shown that the fracterm that comes later can have a zero denominator. Legal:\(\textsf {given~} x: \mathbb {Q}; \)now-if\(x \ne 0\)then\(\displaystyle \frac{x}{x} = 1\). ...