When you are demonstrating comparative advantages, the items you are comparing need to be _________equivalents
举一反三
- You need to use the comparative or superlative, when you compare two things or more than two things( )
- When you travel abroad, you need a(an) ___.
- The amount you need to save depends on ( ). A: the total amount you need B: the amount you can borrow C: the amount you earn D: when you need it
- What tools do you need when you are presenting?
- When you play cricket, you need to hit the ball with a ________.