In the UK, what impressed exchange students most was the Student Activity, ______ they could get lots of information outside.
Some parts in South China have experienced ______ this year as they did last year.
My brother is on a special _______ to lose ________weight.
She _______down her book and ________in bed.
There is little time left, so the chairman asked me to __my speech to 20 minutes.
Great changes _______ in his hometown in the last twenty years.