Language play in SLA (according to Lantolf & Tarone) is valuable because it:

 Transformation in the ZPD occurs when:

Vygotsky’s Zone of Proximal Development (ZPD) is defined as:

Interactional competence emphasizes:

Dörnyei’s Motivational Teaching Practice includes all EXCEPT:

Errors in language learning, according to research, are viewed as:

Which of the following sections of the Barrel Model of Culture concerns a society’s economic mode of subsistence?

The pie chart below represents Bubba’s monthly expenses. He spends $2,500 dollars for rent, $630 for gas, $890 on his car payment, $1050 for food, and $170 for miscellaneous expenses. Use the pie chart to answer the following question. What percent of Bubba’s monthly expenses is spent on gas? (round to nearest tenth if needed) 0425test1Piechart.png    

Simplify the following expression using the order of operations.       400-2(6+30÷5·4-20)2+1

Theraphosa blondi, also known as the Goliath birdeater Spider, is the larger spider by weight on the planet. An arachnologist (studies spiders) determines the weight of a particular specimen to be 186,000 milligrams. What is this weight, written using scientific notation?