to sit at a desk (to study); to set to work on revision, homework, etc.
lesson; class work; teaching; instruction
checking answers (e.g. to homework problems); verifying one's answers
derailment; digression; deviation
thought; consideration; thinking
to hold between (e.g. one's fingers, chopsticks); to grip (from both sides); to put between; to sandwich between; to catch (e.g. a finger in a door); to trap; to insert (e.g. a break into proceedings)
before long; soon; almost; nearly; finally; in the end
bustling; busy; crowded; lively (party, voices, etc.); loud; noisy
establishment; institution; installation (of a machine or equipment)
homeroom; form room; form class
start; commencement; beginning; initiation
to untie; to unfasten; to unsew; to unstitch; to solve; to work out; to dispel (misunderstanding, etc.)
work; operation; manufacturing; fatigue duty
to cast a shadow; to appear; to loom (of a threat, etc.); to manifest (of symptoms, etc.)
furthermore; again; after all; more and more; moreover; even more
splendid; magnificent; utter (esp. defeat); total; (arch.) something worth seeing; (arch.) sight
to leave (behind); to leave (undone); to not finish; to save; to set aside; to leave (to someone, esp. after one's death)
in the twinkling of an eye; in a flash
reigning; controlling; dictating
nature; natural; spontaneous; naturally; spontaneously
notice; attention; observation
to stick into (of something with a sharp point); to prick; to pierce; to resonate emotionally; to move
pure; true; genuine; unmixed
doubt; question; suspicion; dubiousness
the present; present time; as of; present tense; this world; this life
common knowledge; being well-known; making (something) well-known
condition; assumption; intention; intent; premise (in logic)
announcement; publication; presenting; statement; communique; making known
to doubt; to think (something is) doubtful; to wonder; to be suspicious
farewell; adieu; goodbye; so long
to add (to); to add on; to append
to unite; to join; to do together; to confuse with
there is no way that ...; easy; simple
a-ha-ha (laughing loudly)
insincere smile; ingratiating smile; polite smile; forced smile
to float; to set afloat; to show on one's face (smile, sadness, etc.); to recall; to call to mind