Lesson 6 - part 4

Write a sentence with the expression "in contrast".

①"Units of measurement varied from country to country" means ( ).

• every country had many units of measurement
• some countries had the same units of measurement
• each country had its own unit of measurement
• all countries had the same units of measurement

What does "which" refer to（示す） in the sentence ①?

• country
• units of measurement
• units of measurement varied from country to country

What type of sentence is this: "which made global trade complicated"?

• SV
• SVC
• SVO
• SVOC

What is a good example of "a unified system of units"?

• koku
• grain
• meter
• pound

What is S(subject) in the sentence ③?

• therefore
• we
• the metric system
• what we now call the metric system

Write a sentence with the word "what（関代）".

⑤Which are good examples of "units we still use today"?

• kilometer
• milligram
• sun
• acre

⑥What does "which" refer to?

• body parts
• the length of body parts
• things like the length of body parts
• units were based on things like the length of body parts

⑦Give some examples of "consistent standards"

• 子午線（地球の北極点から南極点を結ぶ線）
• 水の量
• 足の大きさ
• 水の重さ