Ms. Tomoe has already been to Helix Labs......., but this will be her first time seeing their testing facilities.

The invoice .............. was received two days ago is inaccurate and a new one must be requested.

 ______ who was arrested during the riots was released since it couldn't be proved that they had done ______ against the law.

Karen Solden will replace Harold Walker, ................. is being promoted to a higher position in the company.

Choose the best answer:
It has belonged to our family. It's the__________

Unauthorized entry into the building is not permitted, ............... to guests who have obtained a special security pass.

I put my key on the table, but now it's gone. Someone ______________have taken it.

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I have……………….English every day.

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Though _______, they are good friends.

Choose the correct answer in each sentence.

The Merrywood Shop will hold a sale in January to clear out an ____________   of holiday supplies.

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When I started to work here I needed a lot of help, but now I ___________ all the work on my own.

I am only interested in doing nothing. That's _______ I'm interested in. 

The children slept well, despite _______.

Once again, congratulations. I hope to see. ............. on Friday.

The website of Harvle Publishing Ltd. has detailed ............. that can help potential authors locate agents for their manuscripts.

Find the mistake:

The earth is the only planet with a large number of oxygen in its atmosphere.

Your business is valuable to us and we want you to be ................ with our service.

....................  English fluently, we should practise speaking it whenever possible.

Colours can affect our emotions; ______ colours make us feel happy or excited, while ______ colours make us feel sad.

Choose the correct answer in each sentence.

Recyclable materials such as glass and plastic are collected  ______________  weekly on Mondays and Thursdays.

Choose the correct answer in each sentence.

Those giving demonstrations at the department store ______________   explained the product's features and benefits.