Rewrite the sentences using conditionals: I'm glad I read this article. I hadn't heard about this breakthrough before.

Rewrite the sentences using conditionals: People tend to believe stories that they read in the newspapers.

Rewrite the sentences using conditionals: My brother must get good marks because he wants to study medicine next year.

Fill the gap with the correct form of the verb in bracket: If they did experiments on some types of animal, it ______ (be) illegal.

Rewrite the sentences using conditionals: I didn't know you were at home last night. I wanted to call you for help with mu homework.

Fill the gap with the correct form of the verb in bracket: If the experiment _______ (not be) successful, they wouldn't have published the results.

Rewrite the sentences using conditionals: It's a pity scientists don't have more funding. They need it to do more research.

Fill the gap with the correct form of the verb in bracket: If they ______ (not be) scientists, they wouldn't know how to carry out these experiments.

Fill the gap with the correct form of the verb in bracket: If they achieve their aim, it ______ (help) a lot of people.

Fill the gap with the correct form of the verb in bracket: If it _______ (not be) for past pioneers, their research wouldn't have been possible.

If they repeat the experiment, they _______ (get) the same results next time.

Fill the gap with the correct form of the verb in bracket: If research _____ (be) useful, people want to know about it.