If one species becomes extinct, the whole chain will be .......................  seriously.

Câu hỏi liên quan

• Choose the best answer among A, B, c or D that best completes sentence:  My mother has lost one of my gloves, she must _____ dropped it somewhere.

• Choose the best answer:
  If the work-force respected you, you wouldn't need to _________ your authority so often.

• The teacher likes her essay because it’s very ....................................... .

ZUNIA12

• Choose the best answer:

  He likes ................ part in sports, so he joins the football team of the school. 

• Choose the best answer:

  Please hurry. We need these documents ......... delay.

• Choose the best answer:

  You _____ take your umbrella along with you today. It ____ rain later on this afternoon.

• Choose the correct answer in each sentence.

  The city council has taken steps ---------- improving air quality by introducing measures that limit factory pollution.

• Choose the correct answer in each sentence.

  The individual that will take on Paige Manufacturing's vice president position is expected to come from a   ___________ of the company.

• Choose the best answer:

  The air in the city is very .....................

• Choose the best answer:

  This book is not .....................    

•  I am a student and……………..my younger brother 

• ______hard, you will get good results in the coming examination. 

• Choose the best answer:

  He got wet ................. he forgot his umbrella.

   

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

• Nobody took any  .................. of the warning and they went swimming in the contaminated water.

• Many scientists ................ all their lives to working out answers to problems.

• They asked me a lot of questions, _____________ I couldn't answer.

       

• Chọn đáp án đúng để hoàn thành câu:

  When you have a small child in the house, you _______ leave small objects lying around. Such objects _______ be swallowed, causing serious injury or even death.

• Choose the best answer

  There was a car accident yesterday. If Lisa had gone out, she…………die now.

• We would have sent you a postcard if we __________ address.