she likes chatting, she is careful about making friends with strangers online.
I have _____ useful dictionary. Do you have ______?
About seventy percent of our earth _______ by water.
Don’t worry about your boy. His temperature will ______ back to normal(正常)if he takes this medicine.
Don’t ______ until the bus stops. Or it’s too dangerous.
Mr. Smith was ill ______. He had to have three weeks ______.