Give the correct form of these words

We must learn about keeping our environment ( POLLUTE).    ......................................

If someone doesn’t put the coal in, the fire will go out.  

Unless ......................................................

She never (eat) this kind of this food before.                       .............................................

Keeping the environment clean is very important.

It’s ............................................................

(FOREST ) is now a serious problem in Viet Nam.           ..........................................

I am very ( WORRY ) because they use electricity to catch fish.  .....................................

Why don’t you plant some trees around your house to get more fresh air?

How about................................................

Circle the word of which the underlined sound is pronounced differently from the others

The gas from chemical factory is extremely  (HARM).      ..........................................

We are looking forward to ( hear) from you.                       .............................................

That's wonderful . I’m pleased _________you are working hard.

What are you looking ____________? My picture book. I’ve lost it.

Rewrite these sentences

 Let’s meet inside the center, at the cafe’s corner.

I suggest..................................................  

She was sick yesterday, _________she was absent from school .

If you want to save money, you should ________the amount of water your family uses.