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About 20 miles from Boston, .................. a little town named Concord that has a rich history

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Black, red, and even bright pink diamonds ...................... 

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The basic fiber-optics system is called a fiberscope, ………… Consists of two bundles of fibers

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Weak men wait _________ opportunity, but the strong men make it

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I simply couldn't resist ____ you to tell you the good news!

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What time ...........................classes start?

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I don't know why you .......... on going to the gym every day—it just seems like a chore to me

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The flowers gave ........... a fragrant perfume

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Talented students with a disability should be helped to become independent, ____ in the society and achieve success at school.

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It is earth's gravity that ................... people their weight.

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Lucia is calling to Mrs. Mary’s home.
- Lucia: “Hello, may I speak to Mrs Mary, please?”
- Call receiver. “________”

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(1) _____ in technology have made a lot of changes to our everyday lifestyles, but one of the biggest has got to be how we read books. Since the invention of the e–book, there has been a significant change to our reading habits. Given the choice between taking a couple of heavy paperbacks on holiday or an e–book device like a Kindle, most of us, including our parents and grandparents, would unsurprisingly opt (2) _____ the Kindle. But what would our lives be like with no books at all? It’s a (3) _____ question. Some educational specialists are making predictions that in the future we won’t even see books in classrooms – everything will be done online! (4) _____ of the idea of getting rid of books say that there will always be a need for paper–based versions of materials. However, to be realistic, we have to accept that there is a (5) _____ chance that in a decade’s time schools and classrooms will be book–free! What do you think of that?

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How many floors _________ your school have?

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The coronavirus had already overwhelmed China, South Korean, Iran, Italy,.....?

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I ________ Mark for hours and hours and he hasn't answered. I'm really angry with him

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The tour guide ....... some copy travel brochures and took the visitors up into the mountains

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Water is of vital importance to all living things. Without it, all living things will surely die. We also use a great (16)______ of water daily in our homes, in factories, and in power stations. Most of this water is fresh water and it comes to us from reservoirs, rivers and lakes. The Earth's surface is (17)_____ by large areas of water which we call oceans and seas. If you have tasted the water from the sea, you will know that, unlike fresh water, seawater tastes salty. This is due to the (18)_____ of sodium chloride which comes from the land. Rivers carry it to the sea. Although neither salt nor fresh water has any color, the sea often looks blue (19)______ the sunlight. The reason is that sunlight is made up of many colors. Some colors disappear quickly in the sea but blue light bounces back or is reflected, to the surface. This makes the sea look blue. (20)______ , a stormy sky will make the sea look grey

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You pass an empty house and see a notice outside it which reads: "___________

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He took a sip of coffee and ...... with his story

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Marianne seemed to _____ offence at my comments on her work

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We were just ________ in the sitting area and somehow the window got broken