present/past perfect
I --- (correct) exams today.
have corrected
What is the most visited website in the world?
What country is north of the US? Which is south?
Canada, Mexico
---man, ---ball, ---fall
snow
--- fun
have
They --- (put) out the fire before the firemen arrived.
had put
What is the most popular sport in the world?
soccer/football
How many states are there in the US?
50
fast ---, healthy ---, Italian ---
food
an exercise
do
Tom --- (wait) by the door since the concert finished.
has waited
What is the most spoken language in the world?
Mandarin has more than one billion speakers. Mandarin is a kind of Chinese.
Which US city has the most people?
New York
guest ---, hotel ---, class---
room
--- a party
have
We --- (ride) our bikes a lot more lately.
have ridden
What is the most popular ice cream flavor (taste)?
vanilla
What is the most popular sport in the US?
American football
ball ---, board ---, computer ---
game
--- up your mind
make
He told Sam that he --- (go) over the experiment the night before.
had gone
Which country is the most popular for tourists?
France
What is the biggest US state?
Alaska
day ---, business ---, boat---, round ---
trip
--- a mistake
make