Many species have become extinct each year before biologists can identify them.

 

Câu hỏi liên quan

• Choose the correct answer in each sentence.

  Since the trainees were having difficulty following the instruction manual, the trainer decided to create a  ____________  version.

• We should make full     of renewable sources of energy such as wind and solar power in the world.

• Choose the best answer:

  We stayed at home ............. it rained heavily.

   

ZUNIA12

• “I didn’t break the window.” John said.

• Choose the correct answer in each sentence.

  Everyone attending one of Stanton Home's real estate investment workshops will be  ____________  the chance to apply for a loan.

• I have no difficulty in _____ good use of the plans you have prepared.

• One inventor that Thomas Edison can take credit for is the light bulb.

• Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions:

  The distinction between schooling and education implied by this remark is important.

• I’m afraid I can’t help you. I am completely _____ astrophysics.

• Choose the best answer:

  Helen always .................. with John in every school dancing competition.

• Chọn đáp án đúng để hoàn thành câu:

  Contamination and global warming have driven many species of animals and plants _______ the threat of extinction.

• Choose the word(s) CLOSEST in meaning to the following word(s). "congestion"

• Secondary education is now compulsory nationwide.

• Chọn đáp án đúng điền vào chỗ trống trong câu sau đây:

  All the countries in the area have _______ to protect their wildlife but they are rarely enforced.

• Many nations have laws offering protection to these species, such as forbidding hunting, restricting land development or creating _______.

• Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined bold word(s) in each of the following questions: 

  The issue of pay rise will loom large at this year’s conference as it is what all the attendees want to mention.

• Choose the best answer:

  They asked me ............. I liked watching TV.

• Lifelong learners are people who have a strong desire to learn and explore the world.

• Chọn từ thích hợp điền vào chỗ trống:

  A / an _______ species is a population of an organism which is at risk of becoming extinct.

• Indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

  A Baby sea turtles are the most vulnerable when they leave their nests and make their way to the sea