Tense rules

"Present simple" is used for activities happening now.

• True

• False

Answer explanation

Remember that "present simple" is used for routines, habits or general facts :)

What are the different uses of "Past continuous"

Answer explanation

1. Activities in progress in the past

2. Simultaneous activites (normally with "while")

3. Interrupted activities (normally with "when")

"Present continuous" can be used in reference to a future plan.

• True

• False

Answer explanation

Appart from being used in actions happening now, present continuous can also be used in reference to plans for the future.

"While I was painting, my sister was cleaning" is a case of interrupted activites.

• True

• False

Answer explanation

Normally the word "While" indicates two things happening at the same time.

Double past continuous indicates simultaneous activities.

In a timeline, try to represent the following sentence:

Before I washed the car, I had cleaned the house.

Answer explanation

The past perfect action always happens before the past simple action no matter where it is in the sentence.

In a timeline, try to represent the following sentence:

When I am 60 years old, I will have traveled to Italy.

Answer explanation

The future perfect is used with events that have not happened but are expected to happen at some point in the future. It is normally used in combination with the simple present.

"Simple past" is used when an activity was in progress but finished in the past.

• True

• False

Answer explanation

If the activity was in progress in the past, it means that we are talking about "past continuous".

Simple past is used to talk about finished actions in the past.

"Future perfect" is normally followed by a sentence in present simple.

• True

• False

Answer explanation

Future perfect is also used in phrases like "by the time, by, after"

By the year 2060, humans ______________ Mars. (colonize)

Answer explanation

Future perfect is used here, because we have a point in the future that has not started and it is excpected to happen.

Write a sentence in the past that indicates that an action was interrupted by another action.

Answer explanation

If you wrote a sentence in past simple along with past continuous using the word "when" you are probably right.