by the end of the month

for three hours

go back

have gone to

I'm in bad condition

yesterday evening

look forward to the trip this time

take a medicine

look forward to the coming trip

living on one's own

pull away

leave

I felt the room shake

see something from a defferent point of view

According to the weather report,

last night

yesterday evening

depend on B for A

lead a meaningful life in college

it began to rain

every week

spent three hours studying

Just a moment, please.

continuously fot three hours

technological innovation (s)

studied (science) for three hours spend

one-thied of (number)

twice a week

arrived at the movie theater

have + p.p. + since I was a child / since my childhood

technological innovation (s)

maintaining a certain balance

enjoy college life

have enriched people's lives

speak in public in front of audience

see something from a defferent point of view

go home

has raised the standard of living

S have + p.p. [have been doing] + for x years

arrived at the movie theater