The amount before the food
Use amount/container + de + food: , , . is masculine even with a feminine food: .
A practical obligation
+ infinitive means have to: . Only changes: , , , , . The next verb stays in its dictionary form.
No obligation
means you do not have to pay. It does not prohibit payment. For a general prohibition use the notice pattern . In a shop, is a common phrase for what can I get you?
Practice 1/5 · The right form
Choose the form for the message
Choose the right word for the gap.
Quiero medio de queso.
I want half a kilo of cheese.
Una botella leche.
A bottle of milk.
Tenemos que pan.
We have to buy bread.
Practice 2/5 · Fill the gaps
Complete a useful exchange
Fill the gaps with the words from the box.
Vosotros que pagar.
You have to pay.
Yo que comprar y ella que cocinar.
I have to shop and she has to cook.
Ellos que trabajar. Tú que estudiar.
They have to work. You have to study.
Practice 3/5 · Building sentences
Put the message together
Put the words in order.
You do not have to pay.
Half a kilo of apples, please.
We have to buy milk.
Practice 4/5 · Matching
Connect the message and its meaning
Match the pairs.
Practice 5/5 · Fill the gaps
Check the contrast in a new context
Fill the gaps with the words from the box.
Una de leche y medio de queso.
A bottle of milk and half a kilo of cheese.

Unit complete
