Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
to return (back out of) ☊ 
trở ra ☊
→ → →
like: trở ra → →
helpful in doing sth: Role-play is helpful in developing communication skills. ☊ helpful ☊
The implication in his article is that being a housewife is greatly inferior to every other occupation. ☊ implication ☊