(2013·陕西咸阳二模)Listening to music can be very enjoyable, but ________ can be appreciated unless you like it.

–Let’s go to the cinema by taxi.-Don’t worry, we have __________ time.

____can help but be attracted by the world into which he is taken by the science fiction. 

 --Will you please give me some ideas on __________ English at home? --Well, do a lot of reading and listen to English programs.

No bread eaten by man is so sweet as ______earned by his own labour.