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- Nitrogen must be … with another element to be useful in agriculture.
Question 1:
Nitrogen must be … with another element to be useful in agriculture. A. combine
B. combining
C. combined
These questions are from this test. Would you like to take a practice test?
Practice Quiz 29 | B2 – Upper-Intermediate
- 30 minutes
- 30 questions
Some questions from the same exam
- The exam results could … your career.
- These animals are particularly … because of their unusual structures.
- Products in this shop were … arranged.
- … poetry is enjoyable when it is read aloud.
- It is essential that cancer … diagnosed as early as possible.
- Scientists believe that understanding lightning might help us … life itself.
- I used to earn … money.
- If the oxygen supply in the atmosphere … replenished by plants, we would die.
- The implications of euthanasia are so controversial … it is illegal in most countries.
- Ten dangerous criminals escaped … prison two days ago.
- … food is as nutritious for a baby as its mother’s milk.
- Kennedy was the youngest president of the US and … to be assassinated.
- Anyone reproducing copyrighted works without permission … breaking the law.
- Many years ago, many people believe that the earth … motionless.
- Engineers had better … to use steel supports in this building.
- Double-stars orbit … .
- A … is a person who searches for valuable minerals.
- Nitrogen must be … with another element to be useful in agriculture.
- This plant … a wavy, gliding motion.
- Supersonic transport … the Concorde will probably be accepted by our company.
- You mistakes are similar … his.
- All the cereal grains … grow on these prairies and plains.
- To relieve pain caused by severe burns and prevent infection … .
- This flag may or may not have been … by them.
- … thought was given, but all was not approved.
- A vacuum will neither conduct heat nor … .
- All of them are new employees, … whom come from countryside.
- These colours are complementary. They are located opposite each other on the colour palette, … .
- A team of engineers is … .
- Here you can find goods for sale at … prices.
Some other questions you may be interested in
- "Once upon a ......., there was a unicorn that lived in a forest. That unicorn was the only one of his kind that was not able*^*to fly," Matt started saying after his daughter asked him to tell her a bedtime story.
- "Thank you for talking to me about this. You have motivated me to have it out with him once and for .......," Janice told*^*her sister.*^*
- "My friend has a car that I am thinking about buying. Could you inspect it for me to see if there are any mechanical*^*problems with it and if it is worth buying?" Chris asked his best friend. Paul responded, "I don't have a lot of time in*^*the next while to give it a detailed inspection but I can give it a once-....... for you and tell you if I see anything*^*grossly wrong with it."
- "Should I use Philips or Square Drive screws on my deck?" Matt asked Paul. Paul responded, "Strength-wise, they*^*are one and the ....... to me. Comfort-wise, I think the Square Drive screws are easier to sink deeply."
- "My grandfather is still alive but, unfortunately, has one foot in the ........ He is 90 years old and has both lung cancer*^*and heart problems," Beth said to her friend when she asked if her grandpa was still alive.
- He couldn't believe that he popped a tire, found his spare flat and then popped a friend's spare tire all before he got*^*to the tire store. The fact that he still had to call a tow truck after all of that was truly one for the ....... in his opinion.