VERBS TENSES

Passive Voice: Simple Present /Simple Past

1 Last week, many objects _______ (invent).

• invent

• are invented

• invented

• were invented

Passive Voice: Simple Present /Simple Past

2 This ______ (build) to help people walk three years ago.

• build

• is built

• built

• was built

Passive Voice: Simple Present /Simple Past

3 Eco houses ______ (design) ten years ago.

• design

• are design

• designed

• were designed

Passive Voice: Simple Present /Simple Past

4 Those elements ______ (use) to move the wheels.

• use

• are used

• used

• were used

Passive Voice: Simple Present /Simple Past

5 Vegetables _______ (grow) all around the world.

• grow

• are grown

• grown

• were grown

Passive Voice: Simple Present /Simple Past

6 New bikes ______ (design) every year.

• design

• are designed

• designed

• were designed

Passive Voice: Simple Present /Simple Past

7 video games ______ (create) many years ago.

• create

• are created

• created

• were created

Present Perfect or Present Perfect Continuous

1 She _______ (look) after her baby sister for some time.

• has looked

• has been looking

Present Perfect or Present Perfect Continuous

2 We ________ (be) to France four times.

• have been

• have been being

Present Perfect or Present Perfect Continuous

3 Dan ______ (ride) his bike for thirty minutes.

• has ridden

• has been riding