Luyện tập: Food for thought
Flashcard - Unit 3

Unit 3: Food for Thought

Illustration 1

Topic Focus: Food Waste and Sustainability

Food is not just about eating; it is about how we manage our resources. Sadly, much of the food we don’t eat goes into the trash can and then to a trash dump. The UN Environment Programme found that 900 million metric tons of food are wasted each year. Surprisingly, in some places like the U.S., there ismore food waste than plastic or paper. However, there is good news. Companies are finding ways to use food waste to feed animals, make electricity,or power cars. For instance, some restaurants use old oil to power their trucksinstead of gas.

Vocabulary Focus

We use specific terms to describe diets and food preparation. A vegetarian does not eat meat, while a vegan avoids all animal products, including eggs and dairy. A raw food diet consists of uncooked food. When cooking, we follow a recipe which lists ingredients like flour, spices, or vegetables.

Grammar Point 1: Simple Past vs. Past Progressive

We use the Past Progressive (was/were + verb-ing) to describe an action that was in progress at a specific time in the past. We use the Simple Past for completed actions. Often, a short action (Simple Past) interrupts a longer action (Past Progressive). We use when or while to connect them.

Example: I was making the sauce when someone called me.

Grammar Point 2: Indefinite Pronouns

Illustration 2

Indefinite pronouns refer to people or things without saying exactly who or what they are. They use some-, any-, no-, and every- combined with -body/-one, -thing, or -where.

  • Someone/Something: Used in positive sentences.
  • Anyone/Anything: Used in questions and negatives.
  • No one/Nothing: Used to mean ‘not any’.
  • Everyone/Everything: Refers to all members of a group.

Example: Did you buy anything at the market? Nobody wants to come with me,.

Exercise 1: Vocabulary Definitions

Matchthe words (1-8) with their correct definitions (a-h).

  1. 1. Ingredient ______ (a) A person who does not eat meat or dairy.
  2. 2. Recipe ______ (b) To prepare food by heating it.
  3. 3. Vegan ______ (c) A set of instructionsfor making a dish.
  4. 4. Raw ______ (d) Food that is uncooked.
  5. 5. Delicious ______ (e) One of the items of food you need to make something.
  6. 6. Waste ______ (f) Having a verypleasant taste.
  7. 7. Cook ______ (g) Unwanted matter or material of any type.
  8. 8. Spice ______ (h) A substance used toflavor food.
Exercise 2: Indefinite Pronouns

Circle the correct option to complete the sentences.

  1. 1. Did you buy (nobody / anything) at thesupermarket?
  2. 2. I am hungry. I want (something / anything) to eat.
  3. 3. (Everyone / Anyone) in my family loves pizza; there is no one who dislikes it.
  4. 4. There is (somewhere / nowhere) to sit; the restaurant is full.
  5. 5. (Somebody / Anybody) left their bag on the table.
  6. 6. I didn’tsee (no one / anyone) I knew at the party.
  7. 7. (Everything / Nothing) on the menu looks delicious!
  8. 8. Is there (anywhere /somewhere) near here to buy fresh fruit?
Illustration 3
Exercise 3: Simple Past vs. Past Progressive

Complete the sentences with the correct formof the verbs in parentheses.

  1. 1. I (have) a disaster while I (cook) for my sister.
  2. 2. She (chop) vegetables when she (cut) her finger.
  3. 3. We (not / pay) attention to the sauce while we (talk) on the phone.
  4. 4. When the waiter (drop) the plate, everyone (turn) around.
  5. 5. He (eat) lunch when she (get) home.
  6. 6. While I (make) the soup, the electricity (go) off.
  7. 7. They (wait) for food when the music (start).
  8. 8. Pau (not / try) local food while he (live) in the UK.
Exercise 4: Reading Comprehension

Read the text in the theory box again and answer True (T) or False (F).

  1. 1. 900 million metric tons of food are wasted each year. ______
  2. 2. In the U.S., there is more plastic waste than food waste. ______
  3. 3. Some burger restaurants use old oil to power their trucks. ______
  4. 4. Plastic plates are never made from foodwaste. ______
  5. 5. Food waste usually goes to a trash dump. ______
  6. 6. The text suggests companies cannot use food waste for anything. ______
  7. 7. Food waste can be used to make electricity. ______
  8. 8. The UN Environment Programme studied food waste. ______
Exercise 5: Word Categories

Classify the following words into the correct group: pineapple, fry, bitter, boil, carrot, spicy, chop, sweet.

  • 1. Fruit/Vegetable: __________________
  • 2. Cooking Action: __________________
  • 3. Taste: __________________
  • 4. Cooking Action: __________________
  • 5. Fruit/Vegetable:__________________
  • 6. Taste: __________________
  • 7. Cooking Action: __________________
  • 8. Taste: __________________
  • Exercise 6: Sentence Correction

    Find and correct the mistake in each sentence.

    1. 1. While we was waiting for our food, theconcert started.
    2. 2. She weren’t living in Eritrea when she had the baby.
    3. 3. I did buy nobody at the market.
    4. 4. We were running when we were seeing her in the street.
    5. 5. There isn’t something in the fridge.
    6. 6. Was she work as a chef when you met?
    7. 7. I was usedtoo much chili while I was making soup.
    8. 8. Anybody calledlast night?
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