A keystone species is a species of plants or animals ________ absence has a major effect on an ecological system.

Choose the best answer:

The soldier getting _________ when rescuing the little boy is now taken to the hospital.

Mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the following questions. 

The manager announced that a few office supply ____________   would be delayed because of weather conditions.

________ owned expensive cars as today.

It can be an amazing experience for those who have the ___ to leave their family and friend and live in a new place.

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

Cancer is becoming one of the common diseases.

The man who was driving the truck would not admit that he had been at fault, and..............

We saw many _________ places during our holiday. 

Mark‌ ‌the‌ ‌letter‌ ‌A,‌ ‌B,‌ ‌C‌ ‌or‌ ‌D‌ ‌to‌ ‌indicate‌ ‌the‌ ‌correct‌ ‌answer‌ ‌to‌ ‌each‌ ‌of‌ ‌the‌ ‌following‌ ‌questions.‌ ‌ ‌In‌ ‌state‌ ‌schools,‌ ‌students‌ ‌have‌ ‌to‌ ‌follow‌ ‌a‌ ‌National‌ ‌_________‌ ‌specified‌ ‌by‌ ‌the‌ ‌Ministry of‌ ‌Education‌ ‌and‌ ‌Training.  ‌

After hours of bargaining with the salesman, Jake bought the jacket for a ...............  of the original price.

Choose the correct answer among A, B, C or D that best completes each sentence: There was not enough time _____ the meeting.

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

She was to wet behind the ears to be in charge of such demanding tasks.

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

When having days off, he always helps his wife tidy up the house.

Identify the one underlined word or phrase —A,B,C or D – that must be changed for the sentence to be correct: 

The General Conference is a gathering of the organization's member states and associate members, which each state has one vote. 

Up to now, they have not made a ................. whether they will go or not.

The firemen fought for three hours before they managed _________ to the fire.

I’d rather ............ you a noise last night; I couldn’t get to sleep.

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

Workers are always advised to be cautious when entering and leaving the place due to a recent fire.

Choose the word or phrase — a, b, c or d — that best fits the blank space in the following passage. 
United Nations Educational, Scientific and Cultural Organisation (UNESCO) is a (1)_____ agency of the United Nations established on November 16 1945. Its stated (2) _____ is to contribute to peace and security by promoting international collaboration through education, science, and culture in order to(3 )_____ universal respect for justice, the rule of law, and the human rights and fundamental freedoms (4) ____ in the UN Charter. It is the heir of the League of Nations' International Commission on Intellectual Cooperation. UNESCO has 193 Member States and 6 Associate Members. The organization is (5) ___ in Paris, with over 50 field offices and many specialized institutes and centres throughout the world. Most of the field offices are "cluster" offices (6) ___ three or more countries; there are also national, and regional offices. UNESCO (7) ____ its objectives through five major programes: education, natural sciences, social and human sciences, culture, and communication and information . Projects (8) ____ by UNESCO include literacy, technical, and teacher-training programes; international science programes; the promotion of independent media and freedom of the press; regional and cultural history projects, the promotion of cultural (9)____; international cooperation agreements to secure the world cultural and natural heritage ( World Heritage Sites ) and to (10) ___ human rights.
(6)...................

Sunglasses protect you from the ____ of the sun.

It has been conclusively ________ that smoking causes many diseases.