We need to look at energy mixes that are sustainable in the long ............ and are cleaner sources of energy.

It is their nearly perfect crystal structure that gives diamonds their hardness, brilliance, and transparent.

The sun contains 99.9 percentage of the mass of the solar system.

Identify the error in each sentence: I tried to explain him the problem, but he had difficulty understanding me

Mai is very interested___________ reading comics and detective books.

Someone who has ever tried to pick up spilled Mercury will disagree that this element is easy to handle.

These assignments______________ tomorrow.

Eight decibel, which is a unit of relative loud, is the smallest amount of change detected by the human ear.

I read about the clothing discounts in a leaflet which a young woman was __________ outside of the cinema. 

Jaguarundis are sleek, long-tailed creatures colored either an uniform reddish brown or dark grey.

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:

We offer a speedy and secure service of transferring money in less than 24 hours.

Choose the underlined part that needs correction.

(A) Two thousand five hundred dollars a year (B) were the (C) per capita income in Vietnam (D) in 2018.

Mark the letter A, B, C or D to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

He always bends the truth.

He looked like he had been in some strange land where age advanced at a double pace.

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

With respect to maneuverability, few birds can equal the capabilities of the hummingbird, which hovers for long periods and even flies backward.

Since their appearance, books are a precious ________ of knowledge and pleasure.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. Specific     B. Indicate     C. Ambition    D. Financial

Disease is not as widespread than before because of better preventive medicine and vastly improved nutrition.

Thanks to his obstinacy, he achieved what he wanted. If he were discouraged earlier by this failures, he would not have reached his aims.

Upon reaching the destination, a number of personnel is expected to change their reservations and proceed to Hawaii.

Choose the best answer:

He ............... playing with his dog.