Intermediate Unit 7

1 Complete the sentences with the correct form of the verbs in brackets.

1 I’ll help you once I ________ (eat) my sandwich.

Answer explanation

• Present Perfect (have eaten):

  • Used to emphasize the completion of the action before something else happens in the future.

  • Example: I’ll help you once I have eaten my sandwich.

    • Focus: The sandwich will definitely be finished before the help happens.

• Present Simple (eat):

  • Indicates the action happens at the same time or as part of a sequence.

  • Example: I’ll help you once I eat my sandwich.

    • Focus: Eating and helping are more directly connected, less emphasis on completion.

1 Complete the sentences with the correct form of the verbs in brackets.

2 After we ________ (clean) the room, we might go out.

Answer explanation

• Present Perfect (have cleaned): Stresses that cleaning will be fully finished before deciding to go out.

• Present Simple (clean): Indicates a logical sequence—cleaning happens, then going out. Both are acceptable.

1 Complete the sentences with the correct form of the verbs in brackets.

3 As soon as we ________ (get) to the station, we’ll buy a ticket.

Answer explanation

• Present Simple (get): Indicates that buying a ticket happens immediately upon arriving at the station.

• Present Perfect (have got / have gotten): Emphasizes that arriving will be completed before buying the ticket. Both convey a clear sequence.

1 Complete the sentences with the correct form of the verbs in brackets.

4 What are you going to do when Kate _________ (get) here?

Answer explanation

• Present Simple (gets): Focuses on what happens right after Kate arrives.

• Present Perfect (has got (British) / has gotten (American)): Highlights the fact that her arrival will be completed before considering the action. Both work depending on emphasis.

1 Complete the sentences with the correct form of the verbs in brackets.

5 I might go for a swim once we ________ (reach) the beach.

Answer explanation

• Present Simple (reach): Suggests swimming will follow immediately after reaching the beach.

• Present Perfect (have reached): Stresses that reaching will be fully completed before swimming is considered. Both options are correct.

1 Complete the sentences with the correct form of the verbs in brackets.

6 Tidy up before mum ________ (come) home.

Answer explanation

• Present Simple (comes): Focuses on Mum’s arrival as the trigger for tidying being completed.

• Present Perfect (has come): Highlights that tidying up will definitely be done before Mum’s arrival is completed. Both are valid.

2 Match the ending to the beginning of the sentence:

1 If I don’t shout, ...

• I’ll apply to another place.

• nobody listens to a word I say.

• you should call the helpline number.

• you leave it at room temperature.

• the train’s on time.

2 Match the ending to the beginning of the sentence:

2 Ice melts if ....

• I’ll apply to another place.

• I don’t like it?

• you should call the helpline number.

• you leave it at room temperature.

• the train’s on time.

2 Match the ending to the beginning of the sentence:

3 It sounds good but what if ...

• I’ll apply to another place.

• I don’t like it?

• you should call the helpline number.

• you leave it at room temperature.

• the train’s on time.

2 Match the ending to the beginning of the sentence:

4 If you need any advice, ...

• I’ll apply to another place.

• I don’t like it?

• you should call the helpline number.

• you leave it at room temperature.

• the train’s on time.