Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
riddle ☊ 
câu đố ☊
→ → →
like: câu đố → →
He landed a blow on Hill's nose. ☊ blow ☊
fit sth + adv./prep.: We fitted together the pieces of the puzzle. ☊ fit ☊
a missing piece of the puzzle ☊ piece ☊
'Hamlet' is required reading (= must be read) for this course. ☊ require ☊
a simple sentence (= one with only one verb) ☊ simple ☊
to solve an equation/a puzzle/a riddle ☊ solve ☊
That bridge is too weak for heavy traffic. ☊ weak ☊