知识梳理 核心突破 单元微写作 分层限时跟踪练 lecture
idiom
essay
enterprise
destination
tutor
queue
substitute
revision
routine
lectures
essays
destination
substituted
revisions
qualified
qualification
recommend
recommendation
require
requirement
occupy
occupation
apology
apologize
abundant
abundance
prepare
preparation
comfort
comfortable
revise
revision
acknowledge
acknowledgment
acknowledged
required
requirements
qualified
qualification
occupies
occupation
apologize
apology
recommend
recommendation
to
up
in
far
with
out
of
in
to
up
out of the question
fit in
adjust to
has been occupied with
keep it up
It was the first time
what to expect
as far as he was concerned
so occupied with work that
It was the first time that I'd won since I'd learned to play chess.
The problem is when to get the money we need.
As far as grammar is concerned, I have grasped it.
He speaks German so well that he's often taken for a native.