Final answer:
The sentences are completed using different verb tenses: present continuous, present simple, present continuous, and future simple.
Step-by-step explanation:
- Is Andy walking home after school today?
- I know you love this song.
- We are looking forward to our summer holiday!
- When is it going to open?
The verbs in brackets are to be completed using different verb tenses:
- For question 19, we use the present continuous tense 'Is Andy walking' to describe an action that is happening at present.
- In question 20, we use the present simple tense 'love' to express a general truth or habit.
- Question 21 uses the present continuous tense 'are looking forward' to describe an action that is planned or arranged for the future.
- Lastly, question 22 uses the present simple tense 'is it going to open' to express a future event that has been planned in advance.
Learn more about English verb tenses