Question 1 Text: The discovery of penicillin in 1928 was a major milestone in medicine. Before this (1) _____ , many bacterial infections were often fatal, but the introduction of this antibiotic (2) _____ the treatment of such diseases and (3) _____ the door to modern antibiotics. Options: [opened, changed, however, previously, revolutionised, consequently] Answers: 1 → previously 2 → changed 3 → opened Explanation: “previously” fits blank (1) because it refers to a time before penicillin. “changed” fits blank (2) because the antibiotic altered treatment. “opened” fits blank (3) as it metaphorically opens a door (to modern antibiotics). Question 2 Text: Environmental scientists warn that rising sea-levels may eventually (1) _____ coastal cities, forcing mass evacuations and significant economic impacts. If no action is taken, the cost could (2) _____ billions of dollars by mid-century. Options: [threaten, amount to, affect, exceed, however, including] Answ...

list of Collocations provided officially by Pearson Collocations   V1 = plural verb, V5 = singular verb have = plural, has = singular Subjects and verbs must agree in number. In addition to the explanations on this page, also see the post on Subject-Verb Agreement. Simply, the number of  verb must match its number of subjects. V 1  = plural ,  V 5  = singular   1.       If the subject is singular, the verb must be singular too. Example:  She   writes  every day. 2.       If the subject is plural, the verb must also be plural. Example:  They   write  every day. Strategy 1: 1). After "the",  "a",  "an"  noun appears. 2). After  "a",  "an"  singular noun appears. ( "A" is used before nouns that begin with  consonant sounds. "An" is used before nouns that begin with vowel sounds .) 3). After "the" singular or plural  noun appears....

 1. Abandon – To leave completely and finally; forsake. 2. Abstract – Existing in thought or as an idea but not having a physical existence. 3. Access – The ability or right to approach, enter, or use. 4. Accommodate – To provide with something needed; to make fit or suitable. 5. Accumulate – To gather or collect, often in gradual degrees. 6. Accurate – Free from error; precise. 7. Acknowledge – To admit the existence or truth of something. 8. Acquire – To gain possession of. 9. Adapt – To adjust or modify fittingly. 10. Adequate – Sufficient for a specific requirement. 11. Adjacent – Lying near or next to. 12. Adjust – To change so as to fit. 13. Advocate – A person who publicly supports a cause. 14. Affect – To influence or make a difference to. 15. Aggregate – A whole formed by combining several elements. 16. Allocate – To distribute for a particular purpose. 17. Alter – To change or modify. 18. Ambiguous – Open to more than one interpretation. 19. Analyse – To examine in detail...