U7 F4

Will the president of the organisation _________ the prize to the winner of the science competition?

'Do you know who _______ the term climate change?' 'Yes, it was a scientist at Columbia University named Wallace Broecker.'

Important research helps scientists to _____ recognition in their field and advance their careers.

Isaac Newton, who was a mathematician, physicist and astronomer, _____ a huge contribution to science.

I enjoy reading about archaeology, but I'm not an expert _____ it and I still need to learn a lot.

Dr. John O'Sullivan, an Australian engineer, is credited ____ developing the technology that led to WiFi.

Alex, who is good with his hands, has always had an aptitude _____ mechanics.

The chemical element einsteinium was named _____ Albert Einstein.

In today's Maths lesson, the students were taught the form of _______ is x/y , for example, 1/4.

Here is a diagram of the _____ structure of CO2 , that’s carbon dioxide.

The earth travels around the sun at a _____ of 29.8 km per second.

Be careful with that chemical; it's _____ and could easily burn you if you spill it.

We had so many problems selling our house but _____ we managed to find a buyer.

Problems usually ________ when you least expect them.

I don't buy water in plastic bottles on ___________.

 It makes good _________ sense to save a little bit of money every month.

The archaeological ______ I was telling you about is on your left.

It's _____ that we will be delayed.

Can you ________ the flowers on the table, please? Then I’ll put them in some water.

The film ________ him so much he completely changed his life after watching it.

Recently, we ________ a very good deal by a travel agent.

Every house must ________with a burglar alarm years ago.

We should _________of your decision earlier.

No one likes _______ to.

As kids, we ____________ many silly things.