"The president's report," a smile on his face, he continued, "___ to several hot topics, discusses how to increase peasants' income."
The companies are working together to create _____they hope will be the best means of transport in the 21st century.
The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make ________ it is .
The thought of going back home was_______kept him happy while he was working abroad.
By improving reading skills, you can read faster and understand more of______you read.
_______parents say and do has a life-long effect on their children.