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Câu điều kiện loại 1
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9. If he _______ (give) his old clothes to charity, he _______ (help) people in need.
gives - will help
Oops!
Okay!
8. If there _______ (be) flood, many people _______ (lose) their homes.
is - will lose
Oops!
Okay!
7. We _______ (save) more trees if we _______ (use) paper economically.
will save - use
Oops!
Okay!
3. If we _______ (keep) using oil, we _______ (run) out of it soon.
keep - will run
Oops!
Okay!
1. The air _______ (not be) so polluted if people _______ (not drive) too many cars.
won't be - don't drive
Oops!
Okay!
5. I _______ (buy) recycled bags if they _______ (not cost) much.
will buy - don't cost
Oops!
Okay!
2. What _______ you _______ (do) if you _______ (see) somebody litter?
will you do - see
Oops!
Okay!
6. _______ it _______ (be) better if Carlos _______ (go) to school by bus?
Will .... be - goes
Oops!
Okay!
4. Bella _______ (harm) the environment if she _______ (not reuse) her old items.
will harm - doesn't reuse
Oops!
Okay!
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