Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
critical ☊ 
tới hạn ☊
→ → →
like: tới hạn → →
The club's annual dinner will be held on 3 June. ☊ dinner ☊
He entertained us for hours with his stories and jokes. ☊ entertain ☊
happy (that)...: I'm happy (that) you could come. ☊ happy ☊
I'm more than happy (= extremely happy) to take you there in my car. ☊ more ☊
We restrict the number of students per class to 10. ☊ restrict ☊