CÂU 18. SHE ENJOYS HER WORK ………..A

28. Tom: " I saw you studying at the library last night." Mary: " You …………seen me; I wasn't there."A: wouldn't have B: shouldn't have C: can't have D: mightn't have29……….non-verbal language is………important aspect of interpersonal communication.A: X -an B: A - the C: The - x D: The - a