With the Internet widely used, a(an)___change has taken place in the way people communicate with one another.

hildren ______meet with setbacks is amatter of necessity as they_____, so parents don’t worry about that.

Hurry up！Mark and Carol ________ us(2013·北京，28)

Do you know anything about the 31st Olympic Games– Yes. The Games ________ in Brazil in August this year.

97. You’d better stay at school now. Look! The sky is overcast with dark clouds. I’m afraid _____ rain is going to fall.