Not all conditional sentences use if. We can also use a) however, b) unless
b) unless (= if not)
Zero conditional sentences talk about: a) general facts, b) possible future situations
a) general facts
All three teams do exercise 10 on page 21 St.B.
You teacher will give you the answer
True or false? In zero or first conditional sentences we can also use an imperative.
True. e.g. If you think evolution always happens very slowly, THINK again.
First conditional sentences talk about: a) general facts, b) possible future situations
b) possible future situations
Conditional sentences have a) one clause, b) two clauses
b) two clauses
All three teams do exercise 10 on page 21 St.B.
Your teacher will give you the answers
In the result clause in zero conditional sentences we usually use a) present simple, b) future "will"
a) present simple
True or false? In zero or first conditional sentences we can also use modal verbs.
True. e.g. Unless you take a car, you might walk up to 185 th km in your lifetime.
In the if-clause zero and first conditional sentences have a) present tense, b) future tense
a) present tense
In the result clause in first conditional sentences we use a) present form, b) future form
b) future form