Time Efficiency

Question 1

adjust (v.)

Parts of speech : adjustment (n.), adjustable (adj.)

Answer 1

to change something slightly to make it fit, work better, or be more suitable

ex. Travelers are advised to adjust their watches before arriving in the new time zone.

Question 2

arbitrary (adj.)

Parts of speech : arbitrate (v.), arbitrator (n.), arbitrarily (adv.)

Answer 2

Chosen simply by whim ( ความคิดเพ้อฝัน ) or chance, not for any specific reason.

ex. Her outfit was an arbitrary choice but was just perfect.

Question 3

denominator (n.)

Usage tips : The phrase lowest common denominator means “the most basic and unsophisticated ( ซื่อๆ ) things that most people share.”
Parts of speech : denominate (v.), denomination (n.), denominational (adj.)

Answer 3

in a fraction (= part of a whole number), the number written below the line, showing how many parts the whole contains

ex. In the fraction ½, the number 2 is the denominator ( ตัวหาร )

Question 4

exponentially (adv.)

Usage tips : Exponentially is taken from mathematics, where an exponent ( เลขชี้กำลัง ) is a number indicating ( บ่งบอก ) how many times something is multiplied by itself. For example, 4 ยกกำลัง 3 contains the exponent “3,” indicating 4x4x4
Parts of speech : exponent (n.), exponential (adj.)

Answer 4

At a very fast rate.

ex. In Turkey, the value of the lira has decreased ( ลดลง ) exponentially in the last several decade ( ครบรอบ 10 ปี ).

Question 5

infinitesimal (adj.)

Parts of speech : infinitesimally (adv.)

Answer 5

extremely small

ex. Even in infinitesimal amounts, this poison can kill you.

Question 6

maximize (v.)

Parts of speech : maximum (n.), maximum (adj.)

Answer 6

To increase or make as great as possible

ex. A coach helps each athlete maximize his or her potential.

Question 7

parallel (adj.)

Usage tips : Parallel in often followed by “to”
Parts of speech : parallel (n.), parallel (adv.)

Answer 7

(of two or more straight lines) being the same distance apart along all their length

ex. The street where I live runs parallel to the main road through town.

Question 8

proportion (n.)

Usage tips : Proportion is often followed by “of”
Parts of speech : proportionate (adj.), proportionally (adv.)

Answer 8

A part in relation to the whole

ex. The average employee spends a large proportion of each workday answering e-mails.

Question 9

rate (n.)

Parts of speech : rate (v.), rating (n.)

Answer 9

The cost per unit of a good or service; the motion or change that happens in a certain time.

ex. Postal ( เกี่ยวกับที่ทำการไปรษณีย์ ) rates in Japan are among the highest in the world.

Question 10

sequence (v.)

Parts of speech : sequence (n.), sequentially (adv.)

Answer 10

To organize or arrange in succession ( ความต่อเนื่อง )

ex. The test papers were not in the correct alphabetical sequence.