Here are the answers with explanations:
1. a \underline{cup} of tea
*Explanation: Tea is usually served in a cup.*
2. a \underline{bowl} of marmalade
*Explanation: Marmalade, like jam, is often kept in a bowl.*
3. a \underline{jar} of soap
*Explanation: Liquid soap or soap flakes can be in a jar.*
4. a \underline{packet} of crisps
*Explanation: Crisps usually come in a packet.*
5. a \underline{loaf} of bacon
*Explanation: Bacon is sold as a loaf.*
6. a \underline{carton} of lemonade
*Explanation: Lemonade is often sold in a carton.*
7. a \underline{glass} of juice
*Explanation: Juice is usually served in a glass.*
8. a \underline{piece} of lemon
*Explanation: Lemon is given as a piece.*
9. a \underline{slice} of cake
*Explanation: Cake is usually served in slice.*
10. a \underline{bottle} of ice cream
*Explanation: In this case, I am choosing a bottle, even though the ice cream usually sold in other package*
11. a \underline{jug} of milk
*Explanation: Milk is often served from a jug.