After a month of hard work, most of the people in the city go to enjoy the __________ of nature in the country to get relaxed.
The man and the horse _____ fell into the river were drowned.
The question is very important. It really needs _______.
Follow the directions on the bottle carefully when _______.
Do you think ______ important _______ us to learn a foreign language?
-----I think it _______ to smoke . ------ _______.