to get complicated; to grow worse; to turn sour
weather; look of the sky; situation; turn of affairs; signs
rate; ratio; profit; assignment; 10%; unit of ten percent; match
required subject; compulsory course
partition; division; separation; segmenting; splitting
up to now; so far; traditional; conventional; usual
the modern era; present day
simultaneously; all at once; in unison
surface; face (i.e. the visible side of an object); front (of a building, etc.); obverse side (i.e. "head") of a coin; outside; exterior; appearance
cheating (on an examination); cribbing
easy; simple; easygoing; lighthearted; simplistic
operation; functioning; running
as one pleases; irresponsibility; free-for-all
under examination; under test (e.g. device); on trial
use; application; employment; utilization; utilisation
taking a class; studying a subject; completing a course
answer sheet; blank answer paper; examination paper; test paper
examination paper; examination script; answer sheet; answer (to an exam question)
to be noticeable; to notice; to catch one's eye
boisterously; roughly; briskly
to steal a glance; to intercept and read (e.g. other people's email)
here and there; in twos and threes; sporadically; now and then; from time to time; occasionally
proctoring of an exam; invigilation; proctor; invigilator
percentage of correct answers
from what (I've) seen; given that ...
sharing; division; draw; tie
to persist in; to carry out; to have one's own way; to push through; to carry through
great (quantity, amount, etc.); huge; enormous; serious
practical question (problem); practical matter
individual differences; personal equation
one's cherished opinion; pet theory
stumbling; failure; misstep; setback
outstanding talent; person of exceptional talent; gifted person
to see the light of day; to be revealed (to the world); to be realized
supreme; greatest; highest; best
fullness; completion; enhancement; improvement; replenishment; repletion
open; public; overt; free; unreserved; uninhibited