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______________ pollution can cause breathing problems.

Rewrite the following sentences

I like living in a villa. It’s modern. (BECAUSE)

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The word UFOs stands for Unidentified ______________ Objects.

Complete the sentence with the correct form of the words in brackets.

We _________________ (swap) gifts this afternoon.

Choose the word whose underlined part is pronounced differently.

Choose the word whose underlined part is pronounced differently.

Complete the sentence with the correct form of the words in brackets.

If you _________________ (be) busy, I’ll look after your kids.

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If you exercise regularly, you ______________ healthy.

Rewrite the following sentences

It’s important to recycle garbage. (SHOULD)

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I will ______________ a survey on the effect of water pollution.