 money by selling to tourists especially around Ben Thanh Market, a kind of _______, though this is strictly for tourists as the prices are ____________ !
What Difference Does It Make ?
I give students a paper with two words or phrases that are related but different. They have to clarify the distinction, for example
teacher / headmaster
educate / bring up
take an exam / retake an exam
do homework / do housework
quite common / ubiquitous
required subject / optional subject
similarity with / disparity between
skim / extrapolate