Is it the days __________you studied in our school ________have a great effect on your maths?
In the rainforest of the Amazon, 50 to 150 plant species ______ every day.
— This is a good place for a picnic. — Yes, it couldn't be ____ .
He was very busy yesterday, otherwise he ____ to the meeting.
Education knows no limits. It___take place anywhere, whether in a kitchen or in the job.
Most of the audience wondered what idea a man who’s deaf from birth can have__ music.