With the country’s population reaching 1.6 billion in the mid of this century, most of China’s rivers, including the Yellow River, ________.
What a table! I’ve never seen such a thing before. It is____long.
So far we have done a lot to build a low-carbon economy, but it is _______ ideal. We have to work still harder.
---I heard Tom was badly injured in the football match. ----________, let’s go and see him.
Scientists have found it seems _______animals and humans are much alike than we thought.
Parents should see to it _______ their children form the habit of brushing their teeth every day.