We call it dinner because we have ________ to eat.

 Beijing has   ________ many buses that there is often a traffic jam in rush hours.

—What do you think of the report about the air pollution on TV last night?—I think the situation is so        that we should take action to protect the environment.

--- Compared with that film, this one is ______ but not _______.---I see, and I will see that one this evening.

This kind of cloth feels _____ and sells_____.