- This text refers to question 26 and 27.Review is crucial Review is key when you only see the kids once a week, but it can be tough when you don't have much time. This is another reason why songs are so effective. Singing songs allows you to quickly review language from previous lessons without it even feeling like a review. Music is one of the few language learning tools where repetition is fun.Source: http://supersimplelearning.com The words “but” and “tough” could be substituted, respectively, for:

The words “but” and “tough” could be substituted, respect...

Q1700970

The words “but” and “tough” could be substituted, respectively, for:

and – easy

however – hard

then – clear

in addition - difficult