Past Simple or Present Perfect
My friends _________ (go) to a demonstration last week.
went
What _________ Earhart ________ (do) in 1932?
did...do
He painted the skateboard _____________.
himself
the planet getting hotter (environment)
global warming
a group of people trained to fight for their country (history)
army
Since the forest fire, we ______________ (talk) about climate change at school.
have talked
When I arrived home, my mom __________ (eat) yet.
hadn't eaten
My little sister is too young to go on the bus by _____________.
herself
something many people think is true (history)
widely believed
high-speed
Our government ________ (ban) the use of plastic bottles yet.
hasn't banned
World War II __________ (begin) in 1939, after Germany had invaded Poland.
began
They say this car drives ______, but I'm not so sure.
itself
to send something (transport)
ship
These animals are active at night in order not to __________ themselves to the sun. (environment)
expose
________ he ________ (see) Sienna Spiro perform last year?
Did...see
When the first bicycle __________ (appear), airplanes _____ already __________ (fly) from the USA to Europe
appeared, had already flown
They asked us to go with them by taxi, but we preferred to walk by ______________.
Many electric cars now __________ electric batteries. (transport)
run on
King Henry VIII had six wives and ___________ England for 38 years. (history)
ruled
How long ________ your sister _________ (work) at the recycling center?
has...worked
People in Ireland ____________ (eat) potatoes for many years before the Spanish colonist apparently __________ (discover) them in Peru.
had eaten, discovered
themselves
Let's sell t-shirts to ____________ for our organization. (environment)
raise money
loads