[ Conditional Sentence Type 1 ]
Databases are useful,
A. Unless you have a lot of information to store.
B. If you have a lot of information to store.
C. Unless you don’t have a lot of information to store.

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Present Simple or Present ContinuousPresent Perfect TensePossessive AdjectivesTenses and Passive VoiceQuantifiers, Countable and Uncountable NounsPresent/Past/Future Continuous TenseArticle & PrepositionModals of AdvicePresent and Past TenseConnectives (because, due to, owing to, because of)Other quiz:
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A. in
B. on
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A. Is
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It´s nothing personal, but I prefer working by …………………..
A. myself
B. himself
C. yourself
D. mineself
