van
举一反三
- van
- In the explosion ______. A: the windows of the bank were blown out B: the van was burned C: the contents of the van were damaged D: everything in the van was all right
- Rip Van Winkle
- Who is the youngest artist according to the title? A: Vincent Van Gogh B: Pablo Picasso C: Ludwig Van Beethoven
- The non-covalent intermolecular forces described in this video behave differently. How are the forces ranked in terms of their energy? A: Van Der Waals > Ionic > Hydrogen bonds B: Ionic > Van Der Waals > Hydrogen bonds C: Ionic > Hydrogen bonds > Van Der Waals D: Hydrogen bonds > Ionic > Van Der Waals