Kate’s dad is getting old. She will go back home tosee him _____it is convenient.

Every time when something ____ me, I turn on theradio and listen to music.

With the help of the Internet, information can_____every corner of the world quickly.

Smoking ______ in public places in many countries. So you ______ smoke here.

It is the country _____I studied English _____ I am going to visit next week [ ]